TY - JOUR AU - Nakagawa, Toshio AU - Osaki, Shunji TI - The busy period of a repairman for redundant repairable systems JO - RAIRO - Operations Research - Recherche Opérationnelle PY - 1975 SP - 69 EP - 73 VL - 9 IS - V3 PB - EDP-Sciences UR - http://geodesic.mathdoc.fr/item/RO_1975__9_3_69_0/ LA - en ID - RO_1975__9_3_69_0 ER -