D. Lawrie, H. Feild, and D. Binkley. Seventh IEEE International Working Conference on Source Code Analysis and Manipulation., page 213-222. (30 2007-Oct. 1 2007)
C. Exton. IWPC '02: Proceedings of the 10th International Workshop on Program Comprehension, page 281. Washington, DC, USA, IEEE Computer Society, (2002)