1 Piternick,A.B.Functions and Capabitities of Online Searching Systems: a checkcist,Onlinge Review,1989,13(6):460-469
2 Starbey H.What's new in online ,Aslib Information,1988,10(11-12):
3 Walsh,R.Front-end Software,Aslib Information,1988,10(12):282-287
4 DIALOG Chronology 1988,89,90
5 Cawkell T.From Mermex to Media Maker,The Electronic Library,1989,7(5):282-283
6 Cawkell T.Advances in Hypermedia,The Electronic Library,1989,7(4):
7 Hawkins D.T. In Search of Ideal Information Pricing,Online 1989,13(2):15-30
8 Conger L.D.Online Resaches a Plateau-a Searcher Looks Back at 1986 and Into 1987,Database 1987,10