Isabelle Côté, Denis Hatebur, Maritta Heisel, Holger Schmidt, Ina Wentzlaff. A Systematic Account of Problem Frames. In Lise B. Hvatum, Till Schümmer, editors, Proceedings of the 12th European Conference on Pattern Languages of Programs (EuroPLoP '2007), Irsee, Germany, July 4-8, 2007. pages 749-768, UVK - Universitaetsverlag Konstanz, 2007. [doi]
Abstract is missing.