BibTex format
@inproceedings{Angeli:2009:10.1109/CDC.2009.5400826,
author = {Angeli, D and De, Leenheer P and Sontag, ED},
doi = {10.1109/CDC.2009.5400826},
pages = {4559--4564},
title = {On persistence of chemical reaction networks with time-dependent kinetics and no global conservation laws},
url = {http://dx.doi.org/10.1109/CDC.2009.5400826},
year = {2009}
}