%0 Journal Article %A Tkáč, Michal %T Simple 3-polytopal graphs with edges of only two types and shortness coefficients %J Mathematica slovaca %D 1992 %P 147-152 %V 42 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MASLO_1992__42_2_a2/ %G en %F MASLO_1992__42_2_a2