TY - JOUR AU - Seppo Rickman TI - Quasiregular mappings and metrics on the n-sphere with punctures. JO - Commentarii mathematici Helvetici PY - 1984 SP - 136 EP - 148 VL - 59 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMH_1984__59_139968/ ID - CMH_1984__59_139968 ER -