@inproceedings{chen2007ppl,
  title={{POLUS: A POwerful Live Updating System}},
  author={Chen, H. and Yu, J. and Chen, R. and Zang, B. and Yew, P.C.},
  journal={Proceedings of the 29th International Conference on Software Engineering},
  pages={271--281},
  year={2007},
  publisher={IEEE Computer Society Washington, DC, USA}
}