@ARTICLE{
author={Gutman Ivan,Robbiano Maria,Martins Enide Andrade,Cardoso Domingos M,Medina Luis,Rojo Oscar},
year={2010},
title={Energy of line graphs},
journal={LINEAR ALGEBRA AND ITS APPLICATIONS},
volume={433},
number={7},
pages={1312-1323},
document_type={Article},
}