共 11 条
- [2] DEVELOPMENTS IN MICROCOMPUTING - DISCOVERING NEW OPPORTUNITIES FOR LIBRARIES IN THE 1990S - HELAL,AH, WEISS,JW PROGRAM-AUTOMATED LIBRARY AND INFORMATION SYSTEMS, 1991, 25 (02): : 181 - 182
- [3] DEVELOPMENTS IN MICROCOMPUTING - DISCOVERING NEW OPPORTUNITIES FOR LIBRARIES IN THE 1990S - HELAL,AH, WEISS,JW LIBRARY RESOURCES & TECHNICAL SERVICES, 1991, 35 (01): : 115 - 116
- [4] INFORMATION TECHNOLOGY AND LIBRARY-MANAGEMENT - 13TH INTERNATIONAL ESSEN SYMPOSIUM 22 OCTOBER 25 OCTOBER 1990 - FESTSCHRIFT IN HONOR OF BECKMAN,MARGARET - HELAL,AH, WEISS,JW INTERLENDING & DOCUMENT SUPPLY, 1991, 19 (03): : 122 - 122
- [5] INTERNATIONAL LIBRARY-COOPERATION - 10TH ANNIVERSARY ESSEN SYMPOSIUM, 19 OCTOBER 22 OCTOBER 1987 - FESTSCHRIFT IN HONOR OF PFLUG,GUNTHER - HELAL,AH, WEISS,JW PROGRAM-AUTOMATED LIBRARY AND INFORMATION SYSTEMS, 1989, 23 (01): : 105 - 107
- [6] LIBRARIES AND ELECTRONIC PUBLISHING - PROMISES AND CHALLENGES FOR THE 90S - 14TH INTERNATIONAL ESSEN SYMPOSIUM, 14-17 OCTOBER 1991 - FESTSCHRIFT IN HONOR OF DOUGHERTY,RICHARD,M. - HELAL,AH, WEISS,JW JOURNAL OF ACADEMIC LIBRARIANSHIP, 1993, 18 (06): : 372 - 373
- [8] Electronic documents and information: From preservation to access. 18th International Essen Symposium, 23-26 October 1995 - Helal,AH, Weiss,JW ELECTRONIC LIBRARY, 1996, 14 (06): : 573 - 574