SHEHDA, Liubov. IMPULSE BOUNDARY VALUE PROBLEM. PRECARPATHIAN BULLETIN OF THE SHEVCHENKO SCIENTIFIC SOCIETY. Number, [S. l.], n. 20(76), p. 59–64, 2025. DOI: 10.31471/2304-7399-2025-20(76)-59-64. Disponível em: https://pvntsh.nung.edu.ua/index.php/number/article/view/2076. Acesso em: 6 dec. 2025.