BibTex format
@article{Angeli:2001:10.1109/CDC.2001.980220,
author = {Angeli, D and Nei, D},
doi = {10.1109/CDC.2001.980220},
journal = {Proceedings of the IEEE Conference on Decision and Control},
pages = {893--898},
title = {Power formulations of input to state stability notions},
url = {http://dx.doi.org/10.1109/CDC.2001.980220},
volume = {1},
year = {2001}
}