@article{95c86694a79d429a8cd6b318d4ce546d,
title = "Polynomial first integrals of quadratic vector fields",
abstract = "We classify all quadratic polynomial differential systems having a polynomial first integral, and provide explicit normal forms for such systems and for their first integrals. {\textcopyright} 2006 Elsevier Inc. All rights reserved.",
keywords = "Polynomial first integral, Quadratic vector fields",
author = "Javier Chavarriga and Bel{\'e}n Garc{\'i}a and Jaume Llibre and {del R{\'i}o}, {Jes{\'u}s S.P{\'e}rez} and Rodr{\'i}guez, {Jos{\'e} Angel}",
year = "2006",
month = nov,
day = "15",
doi = "10.1016/j.jde.2006.07.022",
language = "English",
volume = "230",
pages = "393--421",
journal = "Journal of Differential Equations",
issn = "0022-0396",
publisher = "Academic Press Inc.",
}