1. Bonke , J. Borregaard , K. 2006a Ludomani i Danmark. Udbredelsen af pengespil og problemspillere [Pathological gambling in Denmark. Prevalence of gambling problems]
2. Bonke , J. Borregaard , K. 2006b The prevalence of problematic gambling behaviour - A Scandinavian comparison
3. Do predictors of gambling involvement differ across male and female adolescents?;Chalmers;Journal of Gambling Studies,2006
4. Danish Tax Ministry 2012 Facts about the Danish gambling market http://www.skm.dk/publikationer/notater/faktaomdetdanskespillemarkedmv.html
5. It's not what you know, but how you use it: Statistical knowledge and adolescent problem gambling;Delfabbro;Journal of Gambling Studies,2006