KOSHANOV, B. D. Green’s functions and correct restrictions of the polyharmonic operator. Journal of Mathematics, Mechanics and Computer Science, [S. l.], v. 109, n. 1, p. 35–55, 2021. DOI: 10.26577/JMMCS.2021.v109.i1.03. Disponível em: https://bm.kaznu.kz/index.php/kaznu/article/view/869. Acesso em: 22 dec. 2024.