%0 Journal Article %A Jendroľ, Stanislav %T On face-vectors and vertex-vectors of polyhedral maps on orientable $2$-manifolds %J Mathematica slovaca %D 1993 %P 393-416 %V 43 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MASLO_1993__43_4_a0/ %G en %F MASLO_1993__43_4_a0