«The Effect of Higher Education on Police Behavior». Police Quarterly. 13: 92–120. 2010. doi:10.1177/1098611109357325|acessodata= requer |url= (ajuda)
«Police Education, Experience, and the Use of Force». Criminal Justice and Behavior. 34. doi:10.1177/0093854806290239|acessodata= requer |url= (ajuda)
«The effect of neighborhood crime levels on police use of force: An examination at micro and meso levels». Journal of Criminal Justice. 42: 491–499. 2014. doi:10.1016/j.jcrimjus.2014.09.003|acessodata= requer |url= (ajuda)