@article{10_4153_CMB_1966_070_4,
     author = {Subbarao, M.V.},
     title = {A {Congruence} for a {Class} of {Arithmetic} {Functions}},
     journal = {Canadian mathematical bulletin},
     pages = {571--574},
     year = {1966},
     volume = {9},
     number = {5},
     doi = {10.4153/CMB-1966-070-4},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1966-070-4/}
}