RT Article T1 Violent crimes in city environmental determinants JF Environment and behavior VO 19 IS 1 SP 77 OP 90 A1 Perr, Josephus Daniel A2 Simpson, Miles E. LA English YR 1987 UL https://krimdok.uni-tuebingen.de/Record/1640180672 K1 Gewaltkriminalität K1 Klima