@article{KYB_1970_6_2_a1,
     author = {Perez, Albert},
     title = {Information-theoretic approach to measurement reduction problems},
     journal = {Kybernetika},
     pages = {90--98},
     year = {1970},
     volume = {6},
     number = {2},
     mrnumber = {0285298},
     zbl = {0195.20501},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1970_6_2_a1/}
}