@article{10_4064_aa103_4_1,
     author = {Tianxin Cai},
     title = {A congruence involving the quotients of {Euler
} and its applications {(I)}},
     journal = {Acta Arithmetica},
     pages = {313--320},
     publisher = {mathdoc},
     volume = {103},
     number = {4},
     year = {2002},
     doi = {10.4064/aa103-4-1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa103-4-1/}
}