Valickas, Gintautas, Paulina Želvienė, and Žygimantas Grakauskas. “Psychometric Characteristics of the Improved Four-Factor Coping With Stress Questionnaire”. Psichologija 41 (January 1, 2010): 96–110. Accessed October 26, 2025. https://test.zurnalai.vu.lt/psichologija/article/view/2576.