TEPLINS’KYI, O. Yu.; TEPLINSKY, Yu. V. On the erugin and floquet-lyapunov theorems for countable systems of difference equations. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 48, n. 2, p. 278–284, 1996. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5354. Acesso em: 5 dec. 2025.