@article{05003617,
title = {Sharp upper bounds on the spectral radius of the Laplacian matrix of graphs.},
journal = {Acta Mathematica Universitatis Comenianae. New Series},
volume = {74},
year = {2005},
pages = {185-198},
zbl = {1164.05406},
language = {en},
url = {http://dml.mathdoc.fr/item/05003617}
}
Das, K.Ch. Sharp upper bounds on the spectral radius of the Laplacian matrix of graphs.. Acta Mathematica Universitatis Comenianae. New Series, Tome 74 (2005) pp. 185-198. http://gdmltest.u-ga.fr/item/05003617/