@misc{KYB_1987__23_3_a7,
     title = {New {Books}},
     journal = {Kybernetika},
     pages = {260--262},
     publisher = {mathdoc},
     volume = {23},
     number = {3},
     year = {1987},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1987__23_3_a7/}
}