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"The zero pivot phenomenon in transportation and assignment problems and ..."
Bezalel Gavish, Paul J. Schweitzer, Eliezer Shlifer (1977)
- Bezalel Gavish, Paul J. Schweitzer, Eliezer Shlifer:
The zero pivot phenomenon in transportation and assignment problems and its computational implications. Math. Program. 12(1): 226-240 (1977)

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