TY - JOUR AU - E. V. Voronovskaya TI - The method of functionals as applied to problems of the Zolotarev--Przeborski type JO - Doklady Akademii Nauk PY - 1970 SP - 20 EP - 23 VL - 194 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1970_194_1_a3/ LA - ru ID - DAN_1970_194_1_a3 ER -