@article{05847755, title = {Annular bounds for polynomial zeros and Schur stability of difference equations.}, journal = {Advances in Difference Equations [electronic only]}, volume = {2011}, year = {2011}, doi = {10.1155/2011/782057}, zbl = {1207.39022}, language = {en}, url = {http://dml.mathdoc.fr/item/05847755} }
Li, Ke; Liang, Jin. Annular bounds for polynomial zeros and Schur stability of difference equations.. Advances in Difference Equations [electronic only], Tome 2011 (2011) . doi : 10.1155/2011/782057. http://gdmltest.u-ga.fr/item/05847755/