Susan M. Dray, David A. Siegel. Understanding Users in Context: An In-Depth Introduction to Fieldwork for User Centered Design. In Tom Gross, Jan Gulliksen, Paula Kotzé, Lars Oestreicher, Philippe A. Palanque, Raquel Oliveira Prates, Marco Winckler, editors, Human-Computer Interaction - INTERACT 2009, 12th IFIP TC 13 International Conference, Uppsala, Sweden, August 24-28, 2009, Proceedings, Part II. Volume 5727 of Lecture Notes in Computer Science, pages 950-951, Springer, 2009. [doi]