%A Liu Shusen,Xu Zhiqiang %T Modelling Z39.50 Protocol with DFA andBuilding an Object-Oriented Frame for Implementation %0 Journal Article %D 1997 %J Data Analysis and Knowledge Discovery %R 10.11925/infotech.1003-3513.1997.06.05 %P 22-26 %V 13 %N 6 %U {https://manu44.magtech.com.cn/Jwk_infotech_wk3/CN/abstract/article_2476.shtml} %8 1997-12-25 %X

This paper explains the protocol model specified by Z39.50 standard and addresses how to model it with DFA. According to the DFA this paper tries to build an object oriented frame,which consists of state classes,for implementation.