TY - JOUR AU - A. V. Petrikov TI - Approaching orbits of points on the LobachevskiÄ­ plane under the action of integer-valued matrices JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 2003 SP - 26 EP - 30 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_2003_1_a6/ LA - ru ID - VMUMM_2003_1_a6 ER -