31. SIGIR 2008:
Singapore
Sung-Hyon Myaeng, Douglas W. Oard, Fabrizio Sebastiani, Tat-Seng Chua, Mun-Kew Leong (Eds.):
Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2008, Singapore, July 20-24, 2008.
ACM 2008, ISBN 978-1-60558-164-4 BibTeX
User interaction models
Web search - 1
Evaluation - 1
Collaborative filtering
Learning to rank - 1
- Massih-Reza Amini, Tuong-Vinh Truong, Cyril Goutte:
A boosting algorithm for learning bipartite ranking functions with partially labeled data.
99-106
Electronic Edition (ACM DL) BibTeX
- Jun Xu, Tie-Yan Liu, Min Lu, Hang Li, Wei-Ying Ma:
Directly optimizing evaluation measures in learning to rank.
107-114
Electronic Edition (ACM DL) BibTeX
- Xiubo Geng, Tie-Yan Liu, Tao Qin, Andrew Arnold, Hang Li, Heung-Yeung Shum:
Query dependent ranking using K-nearest neighbor.
115-122
Electronic Edition (ACM DL) BibTeX
High-performance & high dimensional indexing
User adaptation & personalization
Clustering - 1
Multilingual & crosslingual retrieval
Relevance feedback
Learning to rank - 2
Summarization
Exploratory search & filtering
Web-search - 2
Multimedia retrieval
Query analysis & models - 1
Non-topicality
Probabilistic models
Analysis of social networks
- Lan Nie, Brian D. Davison:
Separate and inequal: preserving heterogeneity in topical authority flows.
443-450
Electronic Edition (ACM DL) BibTeX
- Yu-Ting Liu, Bin Gao, Tie-Yan Liu, Ying Zhang, Zhiming Ma, Shuyuan He, Hang Li:
BrowseRank: letting web users vote for page importance.
451-458
Electronic Edition (ACM DL) BibTeX
- Yida Wang, Jiang-Ming Yang, Wei Lai, Rui Cai, Lei Zhang, Wei-Ying Ma:
Exploring traversal strategy for web forum crawling.
459-466
Electronic Edition (ACM DL) BibTeX
Question-answering
Query analysis & models - 2
Social tagging
- Yang Song, Ziming Zhuang, Huajing Li, Qiankun Zhao, Jia Li, Wang-Chien Lee, C. Lee Giles:
Real-time automatic tag recommendation.
515-522
Electronic Edition (ACM DL) BibTeX
- Ralf Schenkel, Tom Crecelius, Mouna Kacimi, Sebastian Michel, Thomas Neumann, Josiane Xavier Parreira, Gerhard Weikum:
Efficient top-k querying over social-tagging networks.
523-530
Electronic Edition (ACM DL) BibTeX
- Paul Heymann, Daniel Ramage, Hector Garcia-Molina:
Social tag prediction.
531-538
Electronic Edition (ACM DL) BibTeX
Clustering - 2
Content analysis
Learning models for IR
Text classification
- Gui-Rong Xue, Dikan Xing, Qiang Yang, Yong Yu:
Deep classification in large-scale text hierarchies.
619-626
Electronic Edition (ACM DL) BibTeX
- Gui-Rong Xue, Wenyuan Dai, Qiang Yang, Yong Yu:
Topic-bridged PLSA for cross-domain text classification.
627-634
Electronic Edition (ACM DL) BibTeX
- Kai Yu, Shenghuo Zhu, Wei Xu, Yihong Gong:
trNon-greedy active learning for text categorization using convex ansductive experimental design.
635-642
Electronic Edition (ACM DL) BibTeX
- Xiaoguang Qi, Brian D. Davison:
Classifiers without borders: incorporating fielded text from neighboring web pages.
643-650
Electronic Edition (ACM DL) BibTeX
Evaluation - 2
- Ben Carterette, Virgiliu Pavlu, Evangelos Kanoulas, Javed A. Aslam, James Allan:
Evaluation over thousands of queries.
651-658
Electronic Edition (ACM DL) BibTeX
- Charles L. A. Clarke, Maheedhar Kolla, Gordon V. Cormack, Olga Vechtomova, Azin Ashkan, Stefan Büttcher, Ian MacKinnon:
Novelty and diversity in information retrieval evaluation.
659-666
Electronic Edition (ACM DL) BibTeX
- Peter Bailey, Nick Craswell, Ian Soboroff, Paul Thomas, Arjen P. de Vries, Emine Yilmaz:
Relevance assessment: are judges exchangeable and does it matter.
667-674
Electronic Edition (ACM DL) BibTeX
- Heikki Keskustalo, Kalervo Järvelin, Ari Pirkola, Jaana Kekäläinen:
Intuition-supporting visualization of user's performance based on explicit negative higher-order relevance.
675-682
Electronic Edition (ACM DL) BibTeX
Posters group 1:
evaluation,
text collections and user/personalized IR
- Azzah Al-Maskari, Mark Sanderson, Paul Clough:
Relevance judgments between TREC and Non-TREC assessors.
683-684
Electronic Edition (ACM DL) BibTeX
- Ben Carterette, Paul N. Bennett:
Evaluation measures for preference judgments.
685-686
Electronic Edition (ACM DL) BibTeX
- Sri Devi Ravana, Alistair Moffat:
Exploring evaluation metrics: GMAP versus MAP.
687-688
Electronic Edition (ACM DL) BibTeX
- Stephen Robertson:
A new interpretation of average precision.
689-690
Electronic Edition (ACM DL) BibTeX
- Tetsuya Sakai:
Comparing metrics across TREC and NTCIR: : the robustness to pool depth bias.
691-692
Electronic Edition (ACM DL) BibTeX
- Falk Scholer, Andrew Turpin:
Relevance thresholds in system evaluations.
693-694
Electronic Edition (ACM DL) BibTeX
- William Webber, Alistair Moffat, Justin Zobel, Tetsuya Sakai:
Precision-at-ten considered redundant.
695-696
Electronic Edition (ACM DL) BibTeX
- Omar Alonso, Justin Talbot:
Structuring collections with Scatter/Gather extensions.
697-698
Electronic Edition (ACM DL) BibTeX
- Prasenjit Majumder, Mandar Mitra, Dipasree Pal, Ayan Bandyopadhyay, Samaresh Maiti, Sukanya Mitra, Aparajita Sen, Sukomal Pal:
Text collections for FIRE.
699-700
Electronic Edition (ACM DL) BibTeX
- Peter G. Anick, Raj Gopal Prasad Kantamneni:
A longitudinal study of real-time search assistance adoption.
701-702
Electronic Edition (ACM DL) BibTeX
- Ivan Berlocher, Kyung-Il Lee, Kono Kim:
TopicRank: bringing insight to users.
703-704
Electronic Edition (ACM DL) BibTeX
- Mikhail Bilenko, Ryen W. White, Matthew Richardson, G. Craig Murray:
Talking the talk vs. walking the walk: salience of information needs in querying vs. browsing.
705-706
Electronic Edition (ACM DL) BibTeX
- Qi Guo, Eugene Agichtein:
Exploring mouse movements for inferring query intent.
707-708
Electronic Edition (ACM DL) BibTeX
- Hideo Joho, David Hannah, Joemon M. Jose:
Emulating query-biased summaries using document titles.
709-710
Electronic Edition (ACM DL) BibTeX
- Juan F. Huete, Luis M. de Campos, Juan M. Fernández-Luna, Miguel A. Rueda-Morales:
Hierarchical naive bayes models for representing user profiles.
711-712
Electronic Edition (ACM DL) BibTeX
- Liyan Zhang, Kai Zhang, Chunping Li:
A topical PageRank based algorithm for recommender systems.
713-714
Electronic Edition (ACM DL) BibTeX
- Yangbo Zhu, Jamie Callan, Jaime G. Carbonell:
The impact of history length on personalized search.
715-716
Electronic Edition (ACM DL) BibTeX
- Mingfang Wu, Falk Scholer, Andrew Turpin:
User preference choices for complex question answering.
717-718
Electronic Edition (ACM DL) BibTeX
- Mark James Carman, Fabio Crestani:
Towards personalized distributed information retrieval.
719-720
Electronic Edition (ACM DL) BibTeX
- Julia Luxenburger, Shady Elbassuoni, Gerhard Weikum:
Task-aware search personalization.
721-722
Electronic Edition (ACM DL) BibTeX
Posters group 2:
blog,
tagging,
opinion analysis and web IR
- Erik Elgersma, Maarten de Rijke:
Personal vs non-personal blogs: initial classification experiments.
723-724
Electronic Edition (ACM DL) BibTeX
- Maojin Jiang, Shlomo Argamon:
Exploiting subjectivity analysis in blogs to improve political leaning categorization.
725-726
Electronic Edition (ACM DL) BibTeX
- Ben He, Craig Macdonald, Iadh Ounis:
Ranking opinionated blog posts using OpinionFinder.
727-728
Electronic Edition (ACM DL) BibTeX
- Aixin Sun, Meishan Hu, Ee-Peng Lim:
Searching blogs and news: a study on popular queries.
729-730
Electronic Edition (ACM DL) BibTeX
- Mingfang Wu, Andrew Turpin, Justin Zobel:
Aggregated click-through data in a homogeneous user community.
731-732
Electronic Edition (ACM DL) BibTeX
- Adriana Budura, Sebastian Michel, Philippe Cudré-Mauroux, Karl Aberer:
To tag or not to tag -: harvesting adjacent metadata in large-scale tagging systems.
733-734
Electronic Edition (ACM DL) BibTeX
- Baoli Li, Yandong Liu, Ashwin Ram, Ernest V. Garcia, Eugene Agichtein:
Exploring question subjectivity prediction in community QA.
735-736
Electronic Edition (ACM DL) BibTeX
- Yandong Liu, Eugene Agichtein:
On the evolution of the yahoo! answers QA community.
737-738
Electronic Edition (ACM DL) BibTeX
- Maarten Clements, Arjen P. de Vries, Marcel J. T. Reinders:
Detecting synonyms in social tagging systems to improve content retrieval.
739-740
Electronic Edition (ACM DL) BibTeX
- Chao Zhou, Guang Qiu, Kangmiao Liu, Jiajun Bu, Mingcheng Qu, Chun Chen:
SOPING: a Chinese customer review mining system.
741-742
Electronic Edition (ACM DL) BibTeX
- Songbo Tan, Yuefen Wang, Xueqi Cheng:
Combining learn-based and lexicon-based techniques for sentiment detection without using labeled examples.
743-744
Electronic Edition (ACM DL) BibTeX
- Mona Mojdeh, Gordon V. Cormack:
Semi-supervised spam filtering: does it work?
745-746
Electronic Edition (ACM DL) BibTeX
- Craig Macdonald, Ben He, Iadh Ounis, Ian Soboroff:
Limits of opinion-finding baseline systems.
747-748
Electronic Edition (ACM DL) BibTeX
- Rong Hu, Weizhu Chen, Peng Bai, Yansheng Lu, Zheng Chen, Qiang Yang:
Web query translation via web log mining.
749-750
Electronic Edition (ACM DL) BibTeX
- Xing Wei, Fuchun Peng, Benoît Dumoulin:
Analyzing web text association to disambiguate abbreviation in queries.
751-752
Electronic Edition (ACM DL) BibTeX
- Krisztian Balog, Maarten de Rijke, Wouter Weerkamp:
Bloggers as experts: feed distillation using expert retrieval models.
753-754
Electronic Edition (ACM DL) BibTeX
- Dennis Fetterly, Nick Craswell, Vishwa Vinay:
Search effectiveness with a breadth-first crawl.
755-756
Electronic Edition (ACM DL) BibTeX
- Ziyu Guan, Can Wang, Chun Chen, Jiajun Bu, Junfeng Wang:
Guide focused crawler efficiently and effectively using on-line topical importance estimation.
757-758
Electronic Edition (ACM DL) BibTeX
- Takuya Maekawa, Yutaka Yanagisawa, Yasushi Sakurai, Yasue Kishino, Koji Kamei, Takeshi Okadome:
Web page retrieval in ubiquitous sensor environments.
759-760
Electronic Edition (ACM DL) BibTeX
- Jie Peng, Craig Macdonald, Iadh Ounis:
Automatic document prior feature selection for web retrieval.
761-762
Electronic Edition (ACM DL) BibTeX
- Rianne Kaptein, Rongmei Li, Djoerd Hiemstra, Jaap Kamps:
Using parsimonious language models on web data.
763-764
Electronic Edition (ACM DL) BibTeX
- Doan Nguyen:
Query preprocessing: improving web search through a Vietnamese word tokenization approach.
765-766
Electronic Edition (ACM DL) BibTeX
Posters group 3:
multimedia and domain specific IR
- Wei-Shing Liao, Kuan-Ting Chen, Winston H. Hsu:
AdImage: video advertising by image matching and ad scheduling optimization.
767-768
Electronic Edition (ACM DL) BibTeX
- Yu-Gang Jiang, Chong-Wah Ngo:
Bag-of-visual-words expansion using visual relatedness for video indexing.
769-770
Electronic Edition (ACM DL) BibTeX
- Linlin Li, Chew Lim Tan:
A word shape coding method for camera-based document images.
771-772
Electronic Edition (ACM DL) BibTeX
- Manos Tsagkias, Martha Larson, Maarten de Rijke:
Term clouds as surrogates for user generated speech.
773-774
Electronic Edition (ACM DL) BibTeX
- Robert Villa, Nicholas Gildea, Joemon M. Jose:
A faceted interface for multimedia search.
775-776
Electronic Edition (ACM DL) BibTeX
- Hongtao Xu, Xiangdong Zhou, Lan Lin:
WISA: a novel web image semantic analysis system.
777-778
Electronic Edition (ACM DL) BibTeX
- Masayuki Okamoto, Masaaki Kikuchi, Tomohiro Yamasaki:
One-button search extracts wider interests: an empirical study with video bookmarking search.
779-780
Electronic Edition (ACM DL) BibTeX
- Petteri Nurmi, Eemil Lagerspetz, Wray Buntine, Patrik Floréen, Joonas Kukkonen:
Product retrieval for grocery stores.
781-782
Electronic Edition (ACM DL) BibTeX
- Qinmin Hu, Xiangji Huang:
A reranking model for genomics aspect search.
783-784
Electronic Edition (ACM DL) BibTeX
- Shuguang Wang, Milos Hauskrecht:
Improving biomedical document retrieval using domain knowledge.
785-786
Electronic Edition (ACM DL) BibTeX
- Chikashi Nobata, Philip Cotter, Naoaki Okazaki, Brian Rea, Yutaka Sasaki, Yoshimasa Tsuruoka, Jun-ichi Tsujii, Sophia Ananiadou:
Kleio: a knowledge-enriched information retrieval system for biology.
787-788
Electronic Edition (ACM DL) BibTeX
- Xiaoya Tang:
Enhancing keyword-based botanical information retrieval with information extraction.
789-790
Electronic Edition (ACM DL) BibTeX
- Ryen W. White, Susan T. Dumais, Jaime Teevan:
How medical expertise influences web search interaction.
791-792
Electronic Edition (ACM DL) BibTeX
- Kazuhiro Seki, Hiroyuki Hattori, Kuniaki Uehara:
Generating diverse katakana variants based on phonemic mapping.
793-794
Electronic Edition (ACM DL) BibTeX
- Pavel Serdyukov, Henning Rode, Djoerd Hiemstra:
Exploiting sequential dependencies for expert finding.
795-796
Electronic Edition (ACM DL) BibTeX
- Pavel Serdyukov, Henning Rode, Djoerd Hiemstra:
Modeling expert finding as an absorbing random walk.
797-798
Electronic Edition (ACM DL) BibTeX
- Steven P. Crain, Jian Huang, Hongyuan Zha:
A scalable assistant librarian: hierarchical subject classification of books.
799-800
Electronic Edition (ACM DL) BibTeX
- Ing-Xiang Chen, Hojun Jaygarl, Cheng-Zen Yang, Ping-Jung Wu:
Information retrieval on bug locations by learning co-located bug report clusters.
801-802
Electronic Edition (ACM DL) BibTeX
- Utpal Garain:
Summarization of compressed text images: an experience on Indic script documents.
803-804
Electronic Edition (ACM DL) BibTeX
Posters group 4:
theory and IR models
- Fernando D. Diaz:
A method for transferring retrieval scores between collections with non-overlapping vocabularies.
805-806
Electronic Edition (ACM DL) BibTeX
- Fernando D. Diaz:
Improving relevance feedback in language modeling with score regularization.
807-808
Electronic Edition (ACM DL) BibTeX
- Fernando D. Diaz:
Theoretical bounds on and empirical robustness of score regularization to different similarity measures.
809-810
Electronic Edition (ACM DL) BibTeX
- Avi T. Arampatzis, Jaap Kamps:
A study of query length.
811-812
Electronic Edition (ACM DL) BibTeX
- Paul McNamee, Charles K. Nicholas, James Mayfield:
Don't have a stemmer?: be un+concern+ed.
813-814
Electronic Edition (ACM DL) BibTeX
- Edgar Meij, Dolf Trieschnigg, Maarten de Rijke, Wessel Kraaij:
Parsimonious concept modeling.
815-816
Electronic Edition (ACM DL) BibTeX
- Edgar Meij, Wouter Weerkamp, Krisztian Balog, Maarten de Rijke:
Parsimonious relevance models.
817-818
Electronic Edition (ACM DL) BibTeX
- Wei Peng, Tao Li:
Author-topic evolution analysis using three-way non-negative Paratucker.
819-820
Electronic Edition (ACM DL) BibTeX
- Seung-Hoon Na, Jungi Kim, In-Su Kang, Jong-Hyeok Lee:
Exploiting proximity feature in bigram language model for information retrieval.
821-822
Electronic Edition (ACM DL) BibTeX
- Dolf Trieschnigg, Edgar Meij, Maarten de Rijke, Wessel Kraaij:
Measuring concept relatedness using language models.
823-824
Electronic Edition (ACM DL) BibTeX
- Liron Zighelnic, Oren Kurland:
Query-drift prevention for robust query expansion.
825-826
Electronic Edition (ACM DL) BibTeX
- Xiaojun Quan, Enhong Chen, Qiming Luo, Hui Xiong:
Adaptive label-driven scaling for latent semantic indexing.
827-828
Electronic Edition (ACM DL) BibTeX
- Changki Lee, Hyunki Kim, Myung-Gil Jang:
Fixed-threshold SMO for Joint Constraint Learning Algorithm of Structural SVM.
829-830
Electronic Edition (ACM DL) BibTeX
- Chris Ding, Tao Li, Dijun Luo, Wei Peng:
Posterior probabilistic clustering using NMF.
831-832
Electronic Edition (ACM DL) BibTeX
- Nazli Goharian, Saket S. R. Mengle:
On document splitting in passage detection.
833-834
Electronic Edition (ACM DL) BibTeX
- Dell Zhang, Wee Sun Lee:
Learning with support vector machines for query-by-multiple-examples.
835-836
Electronic Edition (ACM DL) BibTeX
- Yan Pan, Yong Tang, Luxin Lin, Yemin Luo:
Question classification with semantic tree kernel.
837-838
Electronic Edition (ACM DL) BibTeX
- Paul Thomas:
Generalising multiple capture-recapture to non-uniform sample sizes.
839-840
Electronic Edition (ACM DL) BibTeX
- Mandar Rahurkar, Silviu Cucerzan:
Predicting when browsing context is relevant to search.
841-842
Electronic Edition (ACM DL) BibTeX
Posters group 5:
structured IR,
ranking,
classification and filtering
- Miro Lehtonen, Antoine Doucet:
XML-aided phrase indexing for hypertext documents.
843-844
Electronic Edition (ACM DL) BibTeX
- Andreas Broschart, Ralf Schenkel:
Proximity-aware scoring for XML retrieval.
845-846
Electronic Edition (ACM DL) BibTeX
- Jaap Kamps, Marijn Koolen, Mounia Lalmas:
Locating relevant text within XML documents.
847-848
Electronic Edition (ACM DL) BibTeX
- Ernesto Damiani, Stefania Marrara, Gabriella Pasi:
A flexible extension of XPath to improve XML querying.
849-850
Electronic Edition (ACM DL) BibTeX
- Henning Rode, Pavel Serdyukov, Djoerd Hiemstra:
Combining document- and paragraph-based entity ranking.
851-852
Electronic Edition (ACM DL) BibTeX
- Michael Bendersky, Oren Kurland:
Re-ranking search results using document-passage graphs.
853-854
Electronic Edition (ACM DL) BibTeX
- Yang Xu, Fan Ding, Bin Wang:
Utilizing phrase based semantic information for term dependency.
855-856
Electronic Edition (ACM DL) BibTeX
- David Vallet, Hugo Zaragoza:
Inferring the most important types of a query: a semantic approach.
857-858
Electronic Edition (ACM DL) BibTeX
- Yuval Merhav, Ophir Frieder:
On multiword entity ranking in peer-to-peer search.
859-860
Electronic Edition (ACM DL) BibTeX
- Ismail Sengör Altingövde, Engin Demir, Fazli Can, Özgür Ulusoy:
Site-based dynamic pruning for query processing in search engines.
861-862
Electronic Edition (ACM DL) BibTeX
- Rafael E. Banchs, Andreas Kaltenbrunner:
Exploiting MDS Projections for Cross-language IR.
863-864
Electronic Edition (ACM DL) BibTeX
- Ziv Bar-Yossef, Li-Tal Mashiach:
Local approximation of PageRank and reverse PageRank.
865-866
Electronic Edition (ACM DL) BibTeX
- Somnath Banerjee:
Improving text classification accuracy using topic modeling over an additional corpus.
867-868
Electronic Edition (ACM DL) BibTeX
- Anestis Gkanogiannis, Theodore Kalamboukis:
An algorithm for text categorization.
869-870
Electronic Edition (ACM DL) BibTeX
- Tianming Hu, Hui Xiong, Wenjun Zhou, Sam Yuan Sung, Hangzai Luo:
Hypergraph partitioning for document clustering: a unified clique perspective.
871-872
Electronic Edition (ACM DL) BibTeX
- Konstantin Avrachenkov, Vladimir Dobrynin, Danil Nemirovsky, Son Kim Pham, Elena Smirnova:
Pagerank based clustering of hypertext document collections.
873-874
Electronic Edition (ACM DL) BibTeX
- Seokhwan Kim, Minwoo Jeong, Gary Geunbae Lee:
An alignment-based pattern representation model for information extraction.
875-876
Electronic Edition (ACM DL) BibTeX
- Wei Zhang:
Relational distance-based collaborative filtering.
877-878
Electronic Edition (ACM DL) BibTeX
Demonstrations
- Gan Keng Hoon, Phang Keat Keong, Saravadee Sae Tan, Tang Enya Kong:
Minexml: bridging unstructured query with structured resources via mediated query.
879
Electronic Edition (ACM DL) BibTeX
- Michiko Yasukawa, Hidetoshi Yokoo:
Clustering search results for mobile terminals.
880
Electronic Edition (ACM DL) BibTeX
- Mark Sifer, Jian Lin:
Refining search results with facet landscapes.
881
Electronic Edition (ACM DL) BibTeX
- Dan Wu, Daqing He:
Ice-tea: an interactive cross-language search engine with translation enhancement.
882
Electronic Edition (ACM DL) BibTeX
- Blaz Fortuna, Jan Rupnik, Bostjan Pajntar, Marko Grobelnik, Dunja Mladenic:
Cross-lingual search over 22 european languages.
883
Electronic Edition (ACM DL) BibTeX
- Tom Crecelius, Mouna Kacimi, Sebastian Michel, Thomas Neumann, Josiane Xavier Parreira, Ralf Schenkel, Gerhard Weikum:
Social recommendations at work.
884
Electronic Edition (ACM DL) BibTeX
- Fazli Can, Seyit Kocberber, Ozgur Baglioglu, Suleyman Kardas, Huseyin Cagdas Ocalan, Erkan Uyar:
Bilkent news portal: a personalizable system with new event detection and tracking capabilities.
885
Electronic Edition (ACM DL) BibTeX
- Ray R. Larson:
Geographic IR and visualization in time and space.
886
Electronic Edition (ACM DL) BibTeX
- Hanglin Pan, Ralf Schenkel, Gerhard Weikum:
Fine-grained relevance feedback for XML retrieval.
887
Electronic Edition (ACM DL) BibTeX
- Kris West, J. Stephen Downie, Xiao Hu, M. Cameron Jones:
Dynamic visualization of music classification systems.
888
Electronic Edition (ACM DL) BibTeX
- Uma Murthy, Ricardo da Silva Torres, Edward A. Fox, Logambigai Venkatachalam, Seungwon Yang, Marcos André Gonçalves:
From concepts to implementation and visualization: tools from a team-based approach to ir.
889
Electronic Edition (ACM DL) BibTeX
Doctoral consortiums
Copyright © Sat May 16 23:39:06 2009
by Michael Ley (ley@uni-trier.de)
