@article{MASLO_1973_23_3_a0,
     author = {Zelinka, Bohdan},
     title = {Edge-Colourings of {Permutation} {Graphs}},
     journal = {Mathematica slovaca},
     pages = {193--198},
     year = {1973},
     volume = {23},
     number = {3},
     mrnumber = {0332550},
     zbl = {0262.05109},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1973_23_3_a0/}
}