TY - JOUR AU - P. V. Martyugin TI - Lower bounds for the length of the shortest carefully synchronizing words for two- and three-letter partial automata JO - Diskretnyj analiz i issledovanie operacij PY - 2008 SP - 44 EP - 56 VL - 15 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DA_2008_15_4_a3/ LA - ru ID - DA_2008_15_4_a3 ER -