TY - JOUR AU - R. V. Freivald TI - Two-way finite probabilistic automata and Turing machines with bounded tape complexity JO - Doklady Akademii Nauk PY - 1981 SP - 1326 EP - 1329 VL - 256 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1981_256_6_a10/ LA - ru ID - DAN_1981_256_6_a10 ER -