@article{BASS_2004_29_1_a1,
     author = {I. Gutman and W. Xiao},
     title = {Generalized inverse of the {Laplacian} matrix and some applications},
     journal = {Bulletin de l'Acad\'emie serbe des sciences. Classe des sciences math\'ematiques et naturelles},
     pages = {15 - 23},
     publisher = {mathdoc},
     volume = {29},
     number = {1},
     year = {2004},
     zbl = {1079.05055},
     url = {http://geodesic.mathdoc.fr/item/BASS_2004_29_1_a1/}
}