SCI s the Scientific Structure System and Its Logical Relationship
SCI的体系及其逻辑关系

This article introduced the scientific structure system and its logical relationship of SCI, and compared the scientific reference idea of print, diskette and web versions and their connections. The article also explained practical operation of different SCI version and related problems. From this article specialists and scholars may learn to use SCI to know the latest development and trend in their fields.