Collins , Micheál, Olga Li, Olga Maslovskaya, and Christof Wolf. “Transitioning to Self-Completion Modes of Data Collection in Social Surveys in Europe”. Survey Research Methods 20, no. 1 (April 10, 2026). Accessed April 10, 2026. https://ojs.ub.uni-konstanz.de/srm/article/view/8798.