[1] YANG Fuqing. An approach to software development based on heterogeneous component reuse and its supporting system [J]. 中国科学(英文版) 1997, 40(04). [2] Xu Jianmin. The research of software component technology using in special domain [D]. Baoding:Hebei University 2001. [3] GengGangyong. The architecture of a component-based application system and its development model [J]. Journal of Computer Research and Development 1998, 35(07). [4] 邵维中, 杨芙清. 面向对象的系统分析 [M]. 北京:清华大学出版社 1998.