TY - JOUR AU - F. Harary AU - P.C. Kainen AU - A.J. Schwenk TI - A Maximal Toroidal Graph which is not a Triangulation. JO - Mathematica Scandinavica PY - 1973 SP - 108 EP - 112 VL - 33 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MS2_1973__33_166317/ ID - MS2_1973__33_166317 ER -