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On connections between zero-one integer programming and concave programming under linear constraints
Raghavachari, M., (1969)
A constructive method to recognize the total unimodularity of a matrix
Raghavachari, M., (1976)
SYSTEM RELIABILITY -- MEASURES, PREDICTION, OPTIMIZATION, ESTIMATION - Optimal allocation of s-identical, multi-functional spares in a series systems
Prasad, V., (1999)