Slonje, Robert. 2011. The Nature of Cyberbullying in Swedish Schools: Processes, Feelings of Remorse by Bullies, Impact on Victims and Age - and Gender Differences. Doctoral thesis, Goldsmiths, University of London [Thesis]

Smith, Peter K. and Slonje, Robert. 2010. Cyberbullying: the nature and extent of a new kind of bullying, in and out of school. In: Shane Jimerson; Susan Swearer and Dorothy Espelage, eds. The International Handbook of School Bullying. New York and Abingdon: Routledge, pp. 249-262. ISBN 9780805863925 [Book Section]

Slonje, Robert and Smith, Peter K.. 2008. Cyberbullying: Another main type of bullying? Scandinavian Journal of Psychology, 49(2), pp. 147-154. ISSN 0036-5564 [Article]