@article{GDZPPN002298201, title = {Dichotomies for Linear Difference Equations}, journal = {Mathematische Annalen}, volume = {174}, year = {1967}, pages = {139-166}, zbl = {0189.40303}, url = {http://dml.mathdoc.fr/item/GDZPPN002298201} }
Coffman, Charles V.; Schäffer, Juan Jorge. Dichotomies for Linear Difference Equations. Mathematische Annalen, Tome 174 (1967) pp. 139-166. http://gdmltest.u-ga.fr/item/GDZPPN002298201/