TY - JOUR AU - R. I. Grigorchuk TI - Growth functions, rewriting systems, and the Euler characteristic JO - Matematičeskie zametki PY - 1995 SP - 653 EP - 668 VL - 58 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1995_58_5_a1/ LA - ru ID - MZM_1995_58_5_a1 ER -