1.
Jiang W-D, Niu D-W, Qi F. Some inequalities of Hermite-Hadamard type for $r$-$\varphi$-preinvex functions: This article was withdraw by the arthors. Tamkang J. Math. [Internet]. 2014 Mar. 30 [cited 2024 Apr. 25];45(1):31-8. Available from: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/1261