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@article{MASLO_1981__31_1_a10, author = {Mih\'ok, Peter}, title = {On the structure of the point arboricity critical graphs}, journal = {Mathematica slovaca}, pages = {101--106}, publisher = {mathdoc}, volume = {31}, number = {1}, year = {1981}, mrnumber = {619513}, zbl = {0463.05042}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1981__31_1_a10/} }
Mihók, Peter. On the structure of the point arboricity critical graphs. Mathematica slovaca, Tome 31 (1981) no. 1, pp. 101-106. http://geodesic.mathdoc.fr/item/MASLO_1981__31_1_a10/