Research and Implementation of Resource Access Control in OCLC SiteSearch
OCLC SiteSearch系统资源访问控制机制的研究和实现

Access control component has becoming an important module of information service systems in modern library. Based on the research of SiteSearch Internationalization between Tsinghua University Library and OCLC, this paper analyses the Access Component of SiteSearch in detail, concludes the common mechanism of it and gives the method of implementation.