TY - JOUR AU - Hans Martin Reimann TI - On the Absolute Continuity of a Surface Representation JO - Commentarii mathematici Helvetici PY - 1971 SP - 44 EP - 47 VL - 46 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMH_1971__46_139460/ ID - CMH_1971__46_139460 ER -