@article{MASLO_1988_38_3_a2,
     author = {Klenov\v{c}an, Pavel},
     title = {Direct product decompositions of $g$-digraphs},
     journal = {Mathematica slovaca},
     pages = {215--220},
     year = {1988},
     volume = {38},
     number = {3},
     mrnumber = {977898},
     zbl = {0659.05054},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1988_38_3_a2/}
}