%0 Journal Article %A Mihók, Peter %T On the structure of the point arboricity critical graphs %J Mathematica slovaca %D 1981 %P 101-106 %V 31 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MASLO_1981__31_1_a10/ %G en %F MASLO_1981__31_1_a10