P. Książek, M. Raszewska, J. Herda, K. Kiernicki, and M. Michalak, “The length of doing time and the mental health of convicts”, Pol J Public Health, vol. 112, no. 2, pp. 117–119, Jan. 2011, Accessed: Aug. 03, 2025. [Online]. Available: https://czasopisma.umlub.pl/pjph/article/view/1915