TY - JOUR AU - E. L. Presman TI - Time of stay of a~system in a~faulty state JO - Informatics and Automation PY - 1964 SP - 78 EP - 81 VL - 71 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_1964_71_a8/ LA - ru ID - TRSPY_1964_71_a8 ER -