@article{10_4153_CMB_2007_016_8,
     author = {Tipu, Vicentiu},
     title = {A {Note} on {Giuga's} {Conjecture}},
     journal = {Canadian mathematical bulletin},
     pages = {158--160},
     year = {2007},
     volume = {50},
     number = {1},
     doi = {10.4153/CMB-2007-016-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2007-016-8/}
}