ZAHREDDINE, Z. Robust stability of discrete-time systems of difference equations (Removed from Archives). Tamkang Journal of Mathematics, [S. l.], v. 38, n. 3, p. 205–208, 2007. DOI: 10.5556/j.tkjm.38.2007.72. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/72. Acesso em: 5 may. 2024.