@article{KJM_2002_24_1_a6,
     author = {Miroslav Petrovi\'c and Ivan Gutman},
     title = {The path is the tree with smallest greatest {Laplacian} eigenvalue},
     journal = {Kragujevac Journal of Mathematics},
     pages = {67 - 70},
     publisher = {mathdoc},
     volume = {24},
     number = {1},
     year = {2002},
     url = {http://geodesic.mathdoc.fr/item/KJM_2002_24_1_a6/}
}