TY - JOUR AU - A. G. Khovanskii TI - Hyperplane sections of polyhedra, toroidal manifolds, and discrete groups in Lobachevskii space JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1986 SP - 50 EP - 61 VL - 20 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1986_20_1_a6/ LA - ru ID - FAA_1986_20_1_a6 ER -