KANGUZHIN, B. E.; Seitova А. А. On degenerate Sturm-Liouville b oundary value problems on geometric graphs. Journal of Mathematics, Mechanics and Computer Science, [S. l.], v. 105, n. 1, p. 79–86, 2020. DOI: 10.26577/JMMCS.2020.v105.i1.07. Disponível em: https://bm.kaznu.kz/index.php/kaznu/article/view/711. Acesso em: 19 dec. 2024.