Q. Luo, F. Hariri, L. Eloussi, and D. Marinov. Proceedings of the 22Nd ACM SIGSOFT International Symposium on Foundations of Software Engineering, page 643--653. ACM, (2014)
J. Zhou, X. Xiao, and C. Zhang. Proceedings of the 34th International Conference on Software Engineering, page 892--902. Piscataway, NJ, USA, IEEE Press, (2012)
C. Wirth, H. Prähofer, and R. Schatz. Visualizing Software for Understanding and Analysis, 6th IEEE International Workshop on, page 1--4. (September 2011)