共 6 条
[1]
GARFIELD E, 1971, KIRK OTHMER ENCYCLOP, P510
[2]
GOODE DJ, 1970, B MED LIBR ASSOC, V58, P44
[3]
COMPARISON OF DOCUMENT DATA BASES
[J].
JOURNAL OF THE AMERICAN SOCIETY FOR INFORMATION SCIENCE,
1971, 22 (05)
:326-&
[4]
TECHNIQUE FOR EVALUATION OF A COMMERCIAL INFORMATION SERVICE AND SOME PRELIMINARY RESULTS FROM DRUGDOC SERVICE OF EXCERPTA MEDICA FOUNDATION
[J].
INFORMATION STORAGE AND RETRIEVAL,
1971, 7 (04)
:149-&
[5]
COMPUTERIZED DRUG INFORMATION SERVICES
[J].
JOURNAL OF CHEMICAL DOCUMENTATION,
1972, 12 (01)
:9-+
[6]
OVERLAP IN LISTS OF JOURNALS MONITORED BY BIOSIS, CAS, AND EI
[J].
JOURNAL OF THE AMERICAN SOCIETY FOR INFORMATION SCIENCE,
1972, 23 (01)
:36-&