TY - JOUR AU - I. I. Pyatetskii-Shapiro TI - Discrete subgroups of Lie groups (on the 60th birthday of A.\,A.~Gelfond) JO - Trudy Moskovskogo matematičeskogo obŝestva PY - 1968 SP - 3 EP - 18 VL - 18 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MMO_1968_18_a0/ LA - ru ID - MMO_1968_18_a0 ER -