Anurag Jayswal และ Dilip Kumar. (2013) Second-order duality for minimax fractional programming involving generalised Type-I functions. <i>Maejo International Journal of Science and Technology</i>, <i>7</i>(1), 145.Anurag Jayswal และ Dilip Kumar. "Second-order duality for minimax fractional programming involving generalised Type-I functions". Maejo International Journal of Science and Technology 7 (2013):145.Anurag Jayswal และ Dilip Kumar. Second-order duality for minimax fractional programming involving generalised Type-I functions. Maejo University:ม.ป.ท. 2013.