1. Aguiar L, Martens B (2013). Digital music consumption on the Internet: Evidence from Clickstream data. Digital Economy Working Paper 2013/04. European Commission Joint Research Centre. Luxembourg: Publications Office of the European Union.
2. Social Change and Crime Rate Trends: A Routine Activity Approach
3. GottfredsonM (2006). The empirical status of control theory in criminology. In: CullenF, WrightJP, BlevinsKR (eds). Taking Stock: The Status of Criminological Theory. pp. 77–100. New Brunswick: Transaction Publishers.
4. GottfredsonM, HirschiT (1990). A General Theory of Crime. Stanford: Stanford University Press.