Bibtex
@inproceedings{,
author={Frank Padberg},
title={On the Economic Evaluation of XP Projects.},
year=2003,
booktitle={European Software Engineering Conference ESEC/FSE},
url={https://ps.ipd.kit.edu/downloads/ka_2003_economic_evaluation_xp.pdf},
pages={168-177},
chapter={9/11},
}