KANGUZHIN, B.; DOSMAGULOVA, K.; AKANBAY, Y. ON THE LAPLACE-BELTRAMI OPERATOR IN STRATIFIED SETS COMPOSED OF PUNCTURED CIRCLES AND SEGMENTS. Journal of Mathematics, Mechanics and Computer Science, [S. l.], v. 125, n. 1, 2025. DOI: 10.26577/JMMCS2025125103. Disponível em: https://bm.kaznu.kz/index.php/kaznu/article/view/1635. Acesso em: 2 apr. 2025.