Dąbrowska, Anna, Joanna Marek-Banach, Philip Zimbardo, Agata Łopatkiewicz, and Ewa Wysocka. “Time Perspective and Experience of Depression, Stress, and Loneliness Among Adolescents in Youth Educational Centres”. Przegląd Badań Edukacyjnych (Educational Studies Review) 1, no. 36 (July 31, 2022): 91–119. Accessed December 15, 2025. https://apcz.umk.pl/PBE/article/view/34632.