RT Article T1 A contextual effects model for understanding the causes and correlates of law enforcement officers killed and assaulted in the line of duty A1 Faggiani, Donald A2 Fridell, Lorie A. A2 Bibel, Daniel B. LA English PB American Society of Criminology YR 2006 UL https://krimdok.uni-tuebingen.de/Record/1912491451 K1 Konferenzschrift ; 2006 ; Los Angeles, CA