SABRI T. M. THABET; MACHINDRA B. DHAKNE. On positive solutions of higher order nonlinear fractional integro-differential equations with boundary conditions. Malaya Journal of Matematik, India, v. 7, n. 01, p. 20–26, 2019. DOI: 10.26637/MJM0701/0005. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/667. Acesso em: 16 jul. 2024.