Abdulrahim B. K., (2017) “Using Feasible Directions To Solve Quadratic Fractional Programming Problems”, An Academic and scientific journal issued by Garmyan university, Journal of Garmian university, Vol.1, No.12, PP.56-71, ISSN 2310-0087.
 Das S. K. and Mandal T., (2017) “A MOLFP Method for Solving Linear Fractional Programming under Fuzzy Environment”, International Journal of Research in Industrial Engineering, Int. J. Res. Ind. Eng., Vol. 6, No. 3, PP. 202– 322.
 Dutta, D., Tiwari, R. N., & Rao, J. R. (1992), “Multiple objective linear fractional programming a fuzzy set theoretic approach”, Fuzzy sets and Systems,Vo. 52, No. 1, PP.39-45.
 Fukushima M., and Hayashi Sh., (2008) “Quadratic Fractional Programming Problems with Quadratic Constraints”, Department of Applied Mathematics and Physics, Graduate School of Informatics, Kyoto University.
 Lachhwani K., (2014) “FGP Approach to Multi Objective Quadratic Fractional Programming Problem”, Int. J. Industrial Mathematics (ISSN 2008-5621), Article ID IJIM-00438, Vol. 6, No. 1, PP.49-57.
 Osman M. S., Emam O. E. and El Sayed M. A., (2017) “Multi-level Multi-objective Quadratic Fractional Programming Problem with Fuzzy Parameters: A FGP Approach”, Asian Research Journal of Mathematics, Article no. ARJOM.34864, ISSN: 2456-477X, Vo.5, No.3, PP.1-19.
 Rashidul Hasan M. and Babul Hasan M., (2014) “An Alternative Method for Solving Quadratic Fractional Programming Problems with Homogenous Constraints”, Journal of Emerging Trends in Engineering and Applied Sciences (JETEAS), (ISSN: 2141-7016), Vo.5, No.1, PP. 11-19.
 Stancu-Minasian, I. M., and Pop, B. (2003) “On a fuzzy set approach to solving multiple objective linear fractional programming problem” Fuzzy sets and systems, Vol.134, No.3, PP.397-405.
 Veeramani, C., and Sumathi, M. (2014) “Fuzzy mathematical programming approach for solving fuzzy linear fractional programming problem”, RAIRO-Operations research, Vo.48, No.1, PP.109-122.