%0 Journal Article %A Tianfei Wang %A Jin Yang %A Bin Li %T Improved upper bounds for the Laplacian spectral radius of a graph %J The electronic journal of combinatorics %D 2011 %V 18 %N 1 %U http://geodesic.mathdoc.fr/articles/10.37236/522/ %R 10.37236/522 %F 10_37236_522