RT Book T1 World prison population: facts, trends and solutions T2 HEUNI papers JF HEUNI papers A1 Tkachuk, Brian A1 Walmsley, Roy LA English PP Helsinki PB European Institute for Crime Prevention and Control, affiliated with the United Nations (HEUNI) YR 2001 UL https://krimdok.uni-tuebingen.de/Record/1657147878 K1 Gefängnis K1 Strafgefangener K1 Trend K1 Strafvollzug K1 Internationaler Vergleich DO 10.15496/publikation-24466