Knoblauch, Hubert, Alejandro Baer, Eric Laurier, Sabine Petschke, and Bernt Schnettler. 2008. “Visual Analysis. New Developments in the Interpretative Analysis of Video and Photography”. Forum Qualitative Sozialforschung / Forum: Qualitative Social Research 9 (3). https://doi.org/10.17169/fqs-9.3.1170.