Bolívar, Antonio, Manuel Fernández Cruz, and Enriqueta Molina Ruiz. “Researching Teachers’ Professional Identity: A Sequential Triangulation”. Forum Qualitative Sozialforschung / Forum: Qualitative Social Research 6, no. 1 (January 31, 2005). Accessed June 29, 2022. https://www.qualitative-research.net/index.php/fqs/article/view/516.