POPOV, G. Ya. On Some Integral Transformations and Their Application to the Solution of Boundary-Value Problems in Mathematical Physics. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 53, n. 6, p. 810–819, 2001. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4301. Acesso em: 6 dec. 2025.