Parametrically Sufficient Optimality Conditions for Multiobjective Fractional Subset Programming Relating to Generalized $(\eta, \rho, \theta)$-Invexity of Higher Order. Jour. Inform. Math. Sci. [Internet]. 2013 Dec. 30 [cited 2026 Jun. 6];5(3):143-56. Available from: https://www.journals.rgnpublications.com/index.php/jims/article/view/221