ZHOU, B.; ZHANG, L. $\alpha$-$(h,e)$-convex operators and applications for Riemann-Liouville fractional differential equations. Topological Methods in Nonlinear Analysis, [S. l.], v. 61, n. 2, p. 577–590, 2023. DOI: 10.12775/TMNA.2022.014. Disponível em: https://apcz.umk.pl/TMNA/article/view/42811. Acesso em: 3 jul. 2024.