Search Results Use the search box below to revise your search, or start a new search. Studies (5) Variables Publications Your query returned 5 studies. Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. 1. Ethnicity and Homicide in California, 1850-1900 (ICPSR 9594) McKanna, Clare V. Jr. 2. Forensic Evidence and the Police, 1976-1980 (ICPSR 8186) Peterson, Joseph L.; Mihajlovic, Steve; Gilliland, Michael 3. Los Angeles Homicides, 1830-2003 (ICPSR 3680) Monkkonen, Eric H. 4. Operation Hardcore [Crime] Evaluation: Los Angeles, 1976-1980 (ICPSR 9038) Los Angeles District Attorney's Office 5. Police Response to Street Gang Violence in California: Improving the Investigative Process, 1985 (ICPSR 8934) Klein, Malcolm W.; Maxson, Cheryl L.; Gordon, Margaret A.