Knoblauch, H., A. Baer, E. Laurier, S. Petschke, and B. Schnettler. “Visual Analysis. New Developments in the Interpretative Analysis of Video and Photography”. Forum Qualitative Sozialforschung / Forum: Qualitative Social Research, vol. 9, no. 3, Sept. 2008, doi:10.17169/fqs-9.3.1170.