ZERNOV , A. E. On asymptotics of solutions of one Cauchy’s problem. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 43, n. 2, p. 187–193, 2025. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/9355. Acesso em: 17 feb. 2026.