J. Lawrance, S. Jung, и C. Wiseman. Proceeding of the 44th ACM Technical Symposium on Computer Science Education, стр. 639--644. New York, NY, ACM, (2013)
B. de Alwis, и J. Sillito. Proceedings of the 2009 ICSE Workshop on Cooperative and Human Aspects on Software Engineering, стр. 36--39. Washington, DC, IEEE Computer Society, (2009)