Groskurth, Katharina, Désirée Nießen, Beatrice Rammstedt, and Clemens M. Lechner. 2021. “An English-Language Adaptation and Validation of the Political Efficacy Short Scale (PESS)”. Measurement Instruments for the Social Sciences 3 (1), Article e11031. https://doi.org/10.1186/s42409-020-00018-z.