@article{KYB_2000_36_2_a4,
     author = {Colaneri, Patrizio},
     title = {Continuous-time periodic systems in $H_2$ and $H_\infty$. {Part} {I:} {Theoretical} aspects},
     journal = {Kybernetika},
     pages = {211--242},
     year = {2000},
     volume = {36},
     number = {2},
     mrnumber = {1760025},
     zbl = {1249.93097},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_2000_36_2_a4/}
}