Problem nonlocal in time for the evolutionary equation with the fractional differentiation operator. Neliniini Kolyvannya, [S. l.], v. 24, n. 4, p. 439–459, 2021. Disponível em: https://twinhead.imath.kiev.ua/index.php/nosc/article/view/1044. Acesso em: 21 jan. 2026.