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@article{KJM_2002_24_a5, author = {Ivan Gutman}, title = {The star is the tree with greatest greatest {Laplacian} eigenvalue}, journal = {Kragujevac Journal of Mathematics}, pages = {61 }, publisher = {mathdoc}, volume = {24}, year = {2002}, zbl = {1027.05060}, language = {en}, url = {http://geodesic.mathdoc.fr/item/KJM_2002_24_a5/} }
Ivan Gutman. The star is the tree with greatest greatest Laplacian eigenvalue. Kragujevac Journal of Mathematics, Tome 24 (2002), p. 61 . http://geodesic.mathdoc.fr/item/KJM_2002_24_a5/