| |
| 1994 | ||
|---|---|---|
| 2 | June P. Silvester, Michael T. Genuardi, Paul H. Klingbiel: Machine-Aided Indexing at NASA. Inf. Process. Manage. 30(5): 631-646 (1994) | |
| 1990 | ||
| 1 | Michael T. Genuardi: Knowledge-Based Machine Indexing From Natural Language Text: Knowledge Base Design, Development and Maintenance. Terminology and Knowledge Engineering (Vol. 1) 1990: 345-351 | |
| 1 | Paul H. Klingbiel | [2] |
| 2 | June P. Silvester | [2] |