TY - GEN AU - Ruiz Castro, Juan Eloy PY - 2021 UR - http://hdl.handle.net/10481/68491 AB - A complex multi-state redundant system with preventive maintenance subject to multiple events is considered. The online unit can undergo several types of failure: both internal and those provoked by external shocks. Multiple degradation levels are... LA - eng PB - MDPI KW - Reliability KW - Redundant systems KW - Preventive maintenance KW - Multiple vacations TI - Optimizing a Multi-State Cold-Standby System with Multiple Vacations in the Repair and Loss of Units DO - 10.3390/math9080913 ER -