Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{KYB_1973__9_6_a3, author = {Soukup, V\'aclav}, title = {Weighting function and state equations of linear discrete-time-varying system}, journal = {Kybernetika}, pages = {--474}, publisher = {mathdoc}, volume = {09}, number = {6}, year = {1973}, mrnumber = {0337403}, zbl = {0287.93012}, language = {en}, url = {http://geodesic.mathdoc.fr/item/KYB_1973__9_6_a3/} }
Soukup, Václav. Weighting function and state equations of linear discrete-time-varying system. Kybernetika, Tome 09 (1973) no. 6, p. 474. http://geodesic.mathdoc.fr/item/KYB_1973__9_6_a3/