PAUKŠTAITĖ, Gailė; ŠTIKONAS, Artūras. Green’s Matrices for First Order Differential Systems with Nonlocal Conditions∗. Mathematical Modelling and Analysis, [S. l.], v. 22, n. 2, p. 213–227, 2017. DOI: 10.3846/13926292.2017.1291456. Disponível em: https://journals.vilniustech.lt/index.php/MMA/article/view/890. Acesso em: 9 may. 2025.