ZLOTNIK, Alexander; KIREEVA, Olga. On compact 4th order finite-difference schemes for the wave equation. Mathematical Modelling and Analysis, [S. l.], v. 26, n. 3, p. 479–502, 2021. DOI: 10.3846/mma.2021.13770. Disponível em: https://journals.vilniustech.lt/index.php/MMA/article/view/13770. Acesso em: 28 may. 2025.