Nelson A. Baloian, Henning Breuer, Wolfram Luther. Algorithm visualization using concept keyboards. In Thomas L. Naps, Wim De Pauw, editors, Proceedings of the ACM 2005 Symposium on Software Visualization, St. Louis, Missouri, USA, May 14-15, 2005. pages 7-16, ACM, 2005. [doi]
Abstract is missing.