| |
| 1996 | ||
|---|---|---|
| 4 | Ronald M. Schmidt: Libraries, Bibliographic Utilities and Library Networks: Looking ahead. Essen Symposium 1996: 191-201 | |
| 1992 | ||
| 3 | Ronald M. Schmidt: Online Public Access Catalogs Serving Users in an Electronic Library Environment. Essen Symposium 1992: 263-276 | |
| 1990 | ||
| 2 | Ronald M. Schmidt: Co-Operative Bibliographic Utilities as a Platform to Support Library Automation and Catalogue Reconversion in Local Library Systems. Essen Symposium 1990: 137-147 | |
| 1989 | ||
| 1 | Ronald M. Schmidt: Integration of Microcomputers into a Mainframe Based Library System. Essen Symposium 1989: 113-125 | |