The pattern of violence in urban public schools: the influence of school and communityHELLMAN, D. A; BEATON, S.Journal of research in crime and delinquency. 1986, Vol 23, Num 2, pp 102-127, issn 0022-4278Article

The Pattern of Violence in Urban Public Schools : The Influence of School and CommunityHELLMAN, D. A; BEATON, S.Journal of Research in Crime and Delinquency. 1986, Vol 23, Num 2, pp 102-127Article

The impact of crime on urban residential property valuesHELLMAN, D. A; NAROFF, J. L.Urban studies Glasgow. 1979, Vol 16, Num 1, pp 105-112Article