%0 Journal Article %A Saieed Akbari %A Ebrahim Ghorbani %A Jacobus H. Koolen %A Mohammad Reza Oboudi %T On sum of powers of the Laplacian and signless Laplacian eigenvalues of graphs %J The electronic journal of combinatorics %D 2010 %V 17 %U http://geodesic.mathdoc.fr/articles/10.37236/387/ %R 10.37236/387 %F 10_37236_387