TY - JOUR AU - R. P. Langlands TI - Problems in the theory of automorphic forms JO - Matematika PY - 1971 SP - 57 EP - 83 VL - 15 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MAT_1971_15_2_a10/ LA - ru ID - MAT_1971_15_2_a10 ER -