DENG, J.; FEČKAN, M.; WANG, J. Hermite-Hadamard-type inequalities for r-convex functions using Riemann-Liouville fractional integrals. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 65, n. 2, p. 175–191, 2013. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2412. Acesso em: 27 apr. 2025.