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@article{10_14708_cm_v12i2_5139, author = {M. Malec and Z. Skupie\'n}, title = {On the maximal planar graphs and the four colour problem}, journal = {Commentationes Mathematicae}, pages = { 205--209}, publisher = {mathdoc}, volume = {12}, number = {2}, year = {1969}, doi = {10.14708/cm.v12i2.5139}, language = {pl}, url = {http://geodesic.mathdoc.fr/articles/10.14708/cm.v12i2.5139/} }
TY - JOUR AU - M. Malec AU - Z. Skupień TI - On the maximal planar graphs and the four colour problem JO - Commentationes Mathematicae PY - 1969 SP - 205 EP - 209 VL - 12 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14708/cm.v12i2.5139/ DO - 10.14708/cm.v12i2.5139 LA - pl ID - 10_14708_cm_v12i2_5139 ER -
M. Malec; Z. Skupień. On the maximal planar graphs and the four colour problem. Commentationes Mathematicae, Tome 12 (1969) no. 2, pp. 205-209. doi : 10.14708/cm.v12i2.5139. http://geodesic.mathdoc.fr/articles/10.14708/cm.v12i2.5139/
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