TY - JOUR AU - V. G. Mikhal'chuk TI - A theorem on the existence of rational functions on Riemann surfaces JO - Doklady Akademii Nauk PY - 1961 SP - 293 EP - 296 VL - 138 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1961_138_2_a11/ LA - ru ID - DAN_1961_138_2_a11 ER -