@ARTICLE{
author={Abreu Nair,Cardoso Domingos M,Gutman Ivan,Martins Enide Andrade,Robbiano Maria},
year={2011},
title={Bounds for the signless Laplacian energy},
journal={LINEAR ALGEBRA AND ITS APPLICATIONS},
volume={435},
number={10},
pages={2365-2374},
document_type={Article},
} 

@ARTICLE{
author={Abreu Nair,Cvetkovic Dragos M,Gutman Ivan,Nikiforov Vladimir N},
year={2010},
title={Special Issue devoted to Selected Papers presented at the Workshop on Spectral Graph Theory with Applications on Computer Science, Combinatorial Optimization and Chemistry (Rio de Janeiro, 2008) Preface},
journal={LINEAR ALGEBRA AND ITS APPLICATIONS},
volume={432},
number={9},
pages={2161-2162},
document_type={Editorial Material},
}