TY - JOUR AU - S. M. Narimanyan TI - On uniqueness of harmonic functions for random walks on the countable groups JO - Proceedings of the Yerevan State University. Physical and mathematical sciences PY - 1997 SP - 3 EP - 7 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZERU_1997_2_a0/ LA - ru ID - UZERU_1997_2_a0 ER -