Akremi, L., & Zanker, D. (2023). Mixing Standardized Administrative Data and Survey Data With Qualitative Content Analysis in Longitudinal Designs: Perceptions of Justified Pensions and Related Life Courses. Forum Qualitative Sozialforschung Forum: Qualitative Social Research, 24(1). https://doi.org/10.17169/fqs-24.1.4003