de Leeuw, Edith, Joop Hox, Henning Silber, Bella Struminskaya, and Corrie Vis. “Development of an International Survey Attitude Scale: Measurement Equivalence, Reliability, and Predictive Validity”. Measurement Instruments for the Social Sciences 1, no. 1 (January 30, 2019): Article e11011. Accessed May 5, 2026. https://miss.psychopen.eu/index.php/miss/article/view/11011.