74355809
Feb 5, 1993
Apr 26, 1994
computer programs containing citations and abstracts of literature in the field of the aquatic sciences published periodically on magnetic tapes and compact disks
Electrical and Scientific Apparatuspublications in the nature of printed abstracts in the field of the aquatic sciences
Paper Goods and Printed Matterleasing of prerecorded computer database on magnetic tapes and compact disks containing citations and abstracts of literature in the field of the aquatic sciences; on-line information search and retrieval services in the field of the aquatic sciences
Computer and Scientific