Tomczyk, Mateusz. “‘Penitentiary hope’ or the Hope of a Prisoner in Polish Penitentiary Policy in the Perspective of Legislative Postulates for the Introduction of Unconditional Life Imprisonment”. Teka Komisji Prawniczej PAN Oddział W Lublinie, vol. 12, no. 2, Dec. 2019, pp. 363–376, doi:10.32084/tekapr.2019.12.2-28.