@article{KYB_1979_15_5_a2,
     author = {Nieminen, Juhani},
     title = {On nonblocking and rearrangeable communication graphs},
     journal = {Kybernetika},
     pages = {359--365},
     year = {1979},
     volume = {15},
     number = {5},
     mrnumber = {554019},
     zbl = {0418.94029},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1979_15_5_a2/}
}