KASHURI A, LIKO R. Ostrowski type fractional integral operators for generalized (r; g, s, m, ϕ)-preinvex functions. Stud. Univ. Babeş-Bolyai Math. [Internet]. 2018 Jun. 30 [cited 2025 Apr. 19];63(2):155-73. Available from: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/1988