Jurczyk, Marcin, and Danuta Lalak. “Aggressiveness of Adolescents and Negative Life Events in the Light of Comparative Studies on Adolescents|in Correctional Facilities and High Schools”. Resocjalizacja Polska, no. 18 (April 8, 2019): 209-230. Accessed February 25, 2024. http://www.resocjalizacjapolska.pl/index.php/rp/article/view/249.