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Periodic replacement with increasing minimal repair costs at failure
Boland, Philip J., (1982)
Expected production of a single repairman machine-maintenance system with overnight repairs
Elce, Ivan, (1966)
Optimum replacement and maintenance policies for units with a decreasing performance level
Zylstra, Mynt, (1980)
Methods in the allocation of limited resources
Mjelde, K. M., (1983)
Allocation of resources according to a fractional objective
Mjelde, K. M., (1978)