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The perfectly matchable subgraph polytope of a bipartite graph
Balas, Egon, (1981)
Decizii optime
Resa, I. D., (1975)
Graphical properties related to minimal imperfection
Bland, R. G., (1978)
Solution of the Hirschleifer paradox in capital budgeting
Holm, Søren, (1992)
Reklame og moral
Holm, Søren, (1941)
The natural induced dual price function for an ILP solved by a cutting plane algorithm
Holm, Søren, (1979)