M. A, F. Fracchia, and H. Mueller. WPC '97: Proceedings of the 5th International Workshop on Program Comprehension (WPC '97), Washington, DC, USA, IEEE Computer Society, (1997)
I. Diethelm, L. Geiger, C. Schneider, and A. Zündorf. Informatics and Student Assessment - Concepts of Empirical Research and Standardisation of Measurement in the Area of Didactics of Informatics. Lecture Notes in Informatics, (2004)