@article{PORMA_1988__45_2_115623,
     author = {Grone, Robert and Merris, Russell},
     title = {Cutpoints, lobes and the spectra of graphs},
     journal = {Portugaliae mathematica},
     pages = {181--188},
     publisher = {mathdoc},
     volume = {45},
     number = {2},
     year = {1988},
     mrnumber = {0952537},
     zbl = {0652.05035},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1988__45_2_115623/}
}