Grakauskas, Žygimantas, and Gintautas Valickas. “Coping With Stress Questionnaire: Application of the Four-Factor Model”. Psichologija 33 (January 1, 2006): 64–75. Accessed October 27, 2025. https://test.zurnalai.vu.lt/psichologija/article/view/4316.