SAMRAIZ, M.; AFZAL, M. A.; IQBAL, S.; KASHURI, A. Opial-type Inequalities for Generalized Integral Operators With Special Kernels in Fractional Calculus. Communications in Mathematics and Applications, [S. l.], v. 9, n. 3, p. 421–431, 2018. DOI: 10.26713/cma.v9i3.831. Disponível em: http://www.rgnpublications.com/journals/index.php/cma/article/view/831. Acesso em: 3 may. 2024.