TY - JOUR AU - A. E. Borisov TI - On the properties of a stochastic context-free language generated by a grammar with two classes of nonterminal symbols JO - Diskretnyj analiz i issledovanie operacij PY - 2005 SP - 3 EP - 31 VL - 12 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DA_2005_12_3_a0/ LA - ru ID - DA_2005_12_3_a0 ER -