ŠTIKONAS, A. The root condition for polynomial of the second order and a spectral stability of finite‐difference schemes for Kuramoto‐Tsuzuki equation. Mathematical Modelling and Analysis, [S. l.], v. 3, n. 1, p. 214–226, 1998. DOI: 10.3846/13926292.1998.9637104. Disponível em: https://journals.vilniustech.lt/index.php/MMA/article/view/10005. Acesso em: 2 jun. 2025.