Pólya, George, Tarjan, Robert E., Woods, Donald R., SpringerLink (Online service)
Birkhäuser Boston
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Liberti, Leo, Maculan, Nelson, SpringerLink (Online service)
Springer Science+Business Media, Inc.
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Golan, Jonathan S., SpringerLink (Online service)
Springer
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Bosma, Wieb, Cannon, John, SpringerLink (Online service)
Springer-Verlag GmbH.
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Trott, Michael, SpringerLink (Online service)
Springer Science+Business Media, Inc.
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Decker, Wolfram, Lossen, Christoph, SpringerLink (Online service)
Springer-Verlag Berlin Heidelberg and Hindustan Book Agency New Delhi
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Trott, Michael, SpringerLink (Online service)
Springer Science+Business Media, Inc.
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Baldoni, Welleda Maria, Cattaneo, Giulia Maria Piacentini, Ciliberto, Ciro, SpringerLink (Online service)
Springer-Verlag Italia, Milano
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Logg, Anders, Mardal, Kent-Andre, Wells, Garth, SpringerLink (Online service)
Springer Berlin Heidelberg
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Grötschel, Martin, Katona, Gyula O. H., Sági, Gábor, SpringerLink (Online service)
Springer-Verlag Berlin Heidelberg
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Forth, Shaun, Hovland, Paul, Phipps, Eric, Utke, Jean, Walther, Andrea, SpringerLink (Online service)
Springer Berlin Heidelberg : Imprint: Springer
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Golan, Jonathan S., SpringerLink (Online service)
Springer Netherlands
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