@article{1102104973, author = {Quenell, Gregory T.}, title = {Eigenvalue comparisons in graph theory.}, journal = {Pacific J. Math.}, volume = {176}, number = {2}, year = {1996}, pages = { 443-461}, language = {en}, url = {http://dml.mathdoc.fr/item/1102104973} }
Quenell, Gregory T. Eigenvalue comparisons in graph theory.. Pacific J. Math., Tome 176 (1996) no. 2, pp. 443-461. http://gdmltest.u-ga.fr/item/1102104973/