Boundary-value problem for a system of linear inhomogeneous first-order differential equations with rectangular matrices and impulse action at fixed moments of time . Neliniini Kolyvannya, [S. l.], v. 28, n. 1, p. 52–78, 2025. DOI: 10.3842/nosc.v28i1.1497. Disponível em: https://twinhead.imath.kiev.ua/index.php/nosc/article/view/1171. Acesso em: 6 dec. 2025.