Ackel-Eisnach, Kristina, and Caroline Müller. “Perspective, Method, and Data Triangulation in the Evaluation of a Local Educational Landscape”. Forum Qualitative Sozialforschung / Forum: Qualitative Social Research 13, no. 3 (July 30, 2012). Accessed April 26, 2024. https://www.qualitative-research.net/index.php/fqs/article/view/1720.