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@article{MASLO_1988__38_1_a2, author = {Zelinka, Bohdan}, title = {The distance between various orientations of a graph}, journal = {Mathematica slovaca}, pages = {19--25}, publisher = {mathdoc}, volume = {38}, number = {1}, year = {1988}, mrnumber = {945076}, zbl = {0644.05024}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1988__38_1_a2/} }
Zelinka, Bohdan. The distance between various orientations of a graph. Mathematica slovaca, Tome 38 (1988) no. 1, pp. 19-25. http://geodesic.mathdoc.fr/item/MASLO_1988__38_1_a2/