فهرس المقالات kailash lachhwani المقاله 1 - FGP approach to multi objective quadratic fractional programming problem K. Lachhwani International Journal of Industrial Mathematics , العدد 1 , السنة 6 , زمستان 2014 المقاله 2 - Mathematical solution of multilevel fractional programming problem with fuzzy goal programming approach Kailash Lachhwani Mahaveer Prasad Poonia Journal of Industrial Engineering International , العدد 1 , السنة 8 , زمستان 2012 المقاله 3 - Modified FGP approach and MATLAB program for solving multi-level linear fractional programming problems Kailash Lachhwani Suresh Nehra Journal of Industrial Engineering International , العدد 1 , السنة 11 , زمستان 2015