TY - JOUR AU - V. N. Kokarev TI - The normal image of a~complete relatively minimal surface JO - Sbornik. Mathematics PY - 1993 SP - 257 EP - 264 VL - 75 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1993_75_1_a14/ LA - en ID - SM_1993_75_1_a14 ER -