AISAGALIEV, S.; ZHUNUSSOVA, Z.; AKCA, H. Solvability of a two-point boundary value problem with phase and integral constraints. International Journal of Mathematics and Physics, [S. l.], v. 8, n. 1, p. 4–12, 2017. DOI: 10.26577/ijmph.2017.v8.i1.01. Disponível em: https://ijmph.kaznu.kz/index.php/kaznu/article/view/216. Acesso em: 6 may. 2024.