%0 Journal Article %A Borodin, O. %T Minimal vertex degree sum of a 3-path in plane maps %J Discussiones Mathematicae. Graph Theory %D 1997 %P 279-284 %V 17 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DMGT_1997_17_2_a6/ %G en %F DMGT_1997_17_2_a6