| 2008 |
|---|
| 6 | EE | Yasar Tonta,
Yurdagül Ünal:
Consortial Use of Electronic Journals in Turkish Universities.
ELPUB 2008: 203-216 |
| 2007 |
|---|
| 5 | EE | Yasar Tonta,
Yurdagül Ünal,
Umut Al:
The Research Impact of Open Access Journal Articles.
ELPUB 2007: 321-330 |
| 2006 |
|---|
| 4 | EE | Yasar Tonta,
Yurdagül Ünal:
Impact of Electronic Journals on Document Delivery Services.
ELPUB 2006: 329-338 |
| 3 | EE | Umut Al,
Mustafa Sahiner,
Yasar Tonta:
Arts and humanities literature: Bibliometric characteristics of contributions by Turkish authors.
JASIST 57(8): 1011-1022 (2006) |
| 2005 |
|---|
| 2 | EE | Yasar Tonta,
Yurdagül Ünal:
Scatter of journals and literature obsolescence reflected in document delivery requests.
JASIST 56(1): 84-94 (2005) |
| 2002 |
|---|
| 1 | EE | Yiltan Bitirim,
Yasar Tonta,
Hayri Sever:
Information Retrieval Effectiveness of Turkish Search Engines.
ADVIS 2002: 93-103 |
