A combinatorial condition for planar graphs
Mac Lane, Saunders
Fundamenta Mathematicae, Tome 28 (1937), p. 22-32 / Harvested from The Polish Digital Mathematics Library
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Publié le : 1937-01-01
EUDML-ID : urn:eudml:doc:212919 
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     author = {Saunders Mac Lane},
     title = {A combinatorial condition for planar graphs},
     journal = {Fundamenta Mathematicae},
     volume = {28},
     year = {1937},
     pages = {22-32},
     zbl = {63.0548.01},
     language = {en},
     url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-fmv28i1p4bwm}
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Mac Lane, Saunders. A combinatorial condition for planar graphs. Fundamenta Mathematicae, Tome 28 (1937) pp. 22-32. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-fmv28i1p4bwm/