Berikkhanova Г.; Zholymbayev О. .; ANIYAROV, A. SOME PHYSICAL PROBLEMS THAT LEAD TO THE BESSEL EQUATION. Bulletin of Abai KazNPU. Series of Physical and mathematical sciences, Almaty, Kazakhstan, v. 82, n. 2, p. 90–99, 2023. DOI: 10.51889/2959-5894.2023.82.2.010. Disponível em: https://bulletin-phmath.kaznpu.kz/index.php/ped/article/view/748. Acesso em: 14 apr. 2025.