The paper introduced the concept and development of ANSI/NISO Z39. 50 protocol in the world. And it analyzed the protocol application in the modern library information management system. 239. 50 client is more important and more necessary for most Chinese libraries. The paper gave some suggestions using for choosing modern library information management system.
王晓玲. Z39.50协议的发展与在中国应用的思考[J]. 现代图书情报技术, 1999, 15(6): 10-12.
Wang Xiaoling. The Development of Z39. 50 and Its Application in China. New Technology of Library and Information Service, DOI：10.11925/infotech.1003-3513.1999.06.02.