@article{05706856,
title = {Disjoint unions of complete graphs characterized by their Laplacian spectrum.},
journal = {ELA. The Electronic Journal of Linear Algebra [electronic only]},
volume = {18},
year = {2009},
pages = {773-783},
zbl = {1189.05099},
language = {en},
url = {http://dml.mathdoc.fr/item/05706856}
}
Boulet, Romain. Disjoint unions of complete graphs characterized by their Laplacian spectrum.. ELA. The Electronic Journal of Linear Algebra [electronic only], Tome 18 (2009) pp. 773-783. http://gdmltest.u-ga.fr/item/05706856/