HORODETS'KYI, V.V.; MARTYNYUK, O.V.; KOLISNYK, R.S. On a nonlocal problem for the first-order differential-operator equations. Carpathian Mathematical Publications, [S. l.], v. 14, n. 2, p. 513–528, 2022. DOI: 10.15330/cmp.14.2.513-528. Disponível em: https://journals.pnu.edu.ua/index.php/cmp/article/view/4790. Acesso em: 13 jul. 2024.