FEČKAN, M. Periodic moving waves on 2D lattices with nearest-neighbor interactions. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 60, n. 1, p. 127–139, 2008. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3143. Acesso em: 16 feb. 2026.