TY - JOUR AU - Edna K. Grossmann TI - On Certain Permuation Representations of Mapping Class Groups. JO - Mathematische Zeitschrift PY - 1976 SP - 105 EP - 112 VL - 146 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1976__146_172300/ ID - MZ_1976__146_172300 ER -