TY - JOUR AU - Jendroľ, Stanislav TI - On the Non-Existence of Certain Nearly Regular Planar Maps with Two Exceptional Faces JO - Mathematica slovaca PY - 1975 SP - 159 EP - 164 VL - 25 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MASLO_1975__25_2_a8/ LA - en ID - MASLO_1975__25_2_a8 ER -