@article{Meftah_Souahi_2019, title={Fractional Hermite-Hadamard type integral inequalities for functions whose modulus of the mixed derivatives are co-ordinated s-preinvex in the second sense}, volume={18}, url={https://studmath.up.krakow.pl/article/view/7942}, abstractNote={<p>In this paper we establish a new fractional identity involving a function oftwo independent variables, and then we derive some fractionalHermite-Hadamard type integral inequalities for functions whose modulus ofthe mixed derivatives are co-ordinated s-preinvex in the second sense.</p>}, journal={Annales Universitatis Paedagogicae Cracoviensis Studia Mathematica}, author={Meftah, Badreddine and Souahi, Abdourazek}, year={2019}, month={May}, pages={67–83} }