Zugail، A. A.، و Woofsey، R. E. D. (1991). A HEURISTIC ALGORITHM FOR SOLVING ECONOMIC MODELS FORMULATED AS 0-1 INTEGER PROGRAMMING PROBLEMS (رسالة دكتوراه غير منشورة). Colorado School of Mines، غولدن. مسترجع من http://search.mandumah.com/Record/616981
Zugail، Ahmad A.، و R. E. D. Woofsey. "A HEURISTIC ALGORITHM FOR SOLVING ECONOMIC MODELS FORMULATED AS 0-1 INTEGER PROGRAMMING PROBLEMS" رسالة دكتوراه. Colorado School of Mines، غولدن، 1991. مسترجع من http://search.mandumah.com/Record/616981