@article{BUMI_2002_8_5B_1_a5,
     author = {Lucido, Maria Silvia},
     title = {Groups in which the prime graph is a tree},
     journal = {Bollettino della Unione matematica italiana},
     pages = {131--148},
     publisher = {mathdoc},
     volume = {Ser. 8, 5B},
     number = {1},
     year = {2002},
     zbl = {1097.20022},
     mrnumber = {827219},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BUMI_2002_8_5B_1_a5/}
}