@article{KYB_2001__37_1_a0,
     author = {Grasselli, Osvaldo Maria and Longhi, Sauro and Tornamb\`e, Antonio},
     title = {Periodic systems largely system equivalent to periodic discrete-time processes},
     journal = {Kybernetika},
     pages = {[1]},
     publisher = {mathdoc},
     volume = {37},
     number = {1},
     year = {2001},
     mrnumber = {1825754},
     zbl = {1265.93175},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_2001__37_1_a0/}
}