@inproceedings{yin2011fixes, author={Yin, Z. and Yuan, D. and Zhou, Y. and Pasupathy, S. and Bairavasundaram, L.}, title={How do fixes become bugs?}, booktitle={Proceedings of the 19th ACM SIGSOFT symposium and the 13th European conference on Foundations of software engineering}, year={2011}, pages={26--36}, organization={ACM} }