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A simple approximation algorithm for computing Arrow-Debreu prices
Ghiyasvand, Mehdi, (2012)
Solving the parametric bipartite maximum flow problem in unbalanced and closure bipartite graphs
Ghiyasvand, Mehdi, (2015)
Minimizing the number of vehicles to meet a fixed periodic schedule: an application of periodic posets
Orlin, James B., (1982)