TY - JOUR AU - F. G. Avkhadiev AU - S. R. Nasyrov TI - Necessary conditions for the existence of a Riemann surface with a given boundary JO - Trudy seminara po kraevym zadačam PY - 1985 SP - 6 EP - 15 VL - 22 IS - 22 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUKZ_1985_22_22_a1/ LA - ru ID - KUKZ_1985_22_22_a1 ER -