TY - JOUR AU - A. Korzeniowski AU - A. Opawski TI - Bounds for reliability in the NBU, NWU and NBUE, NWUE classes JO - Applicationes Mathematicae PY - 1976 SP - 1 EP - 5 VL - 15 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/am-15-1-1-5/ DO - 10.4064/am-15-1-1-5 LA - en ID - 10_4064_am_15_1_1_5 ER -