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R. Lougee-Heimer, F. Barahona, B. L. Dietrich, J. P. Fasano, J. J. Forrest, R. Harder, L. Ladanyi, T. Pfender, T. Ralphs, M. Saltzman and K. Scheinberg, “The Initiative: Accelerating Operations Research Progress through Open-Source Software,” ORMS Today, Vol. 28, No. 5, 2001, pp. 48-49.

has been cited by the following article:

• TITLE: Bid Optimization for Internet Graphical Ad Auction Systems via Special Ordered Sets

  AUTHORS: Ralphe Wiggins, John A. Tomlin

  KEYWORDS: Optimization, Advertising, Electronic Business

  JOURNAL NAME: iBusiness, Vol.2 No.3, September 30, 2010

  ABSTRACT: This paper describes an optimization model for setting bid levels for certain types of advertisements on web pages. This model is non-convex, but we are able to obtain optimal or near-optimal solutions rapidly using branch and cut open- source software. The financial benefits obtained using the prototype system have been substantial.