Al Dhahe، R. W.، و Harوi، M. (1992). A FRAMEWORK FOR THE REPRESENTATION, ACQUISITION AND MANIPULATION OF STRATEGIC KNOWLEDGE FOR KNOWLEDGE BASED SYSTEMS (رسالة دكتوراه غير منشورة). University of Illinois at Urbana-Champaign، إلينوي. مسترجع من http://search.mandumah.com/Record/620385
Al Dhahe، Rkhaled Walid، و Mehdi Harوi. "A FRAMEWORK FOR THE REPRESENTATION, ACQUISITION AND MANIPULATION OF STRATEGIC KNOWLEDGE FOR KNOWLEDGE BASED SYSTEMS" رسالة دكتوراه. University of Illinois at Urbana-Champaign، إلينوي، 1992. مسترجع من http://search.mandumah.com/Record/620385