@article{10_4153_CMB_1963_012_4,
     author = {Whitney, E. L.},
     title = {Sums of {Reciprocal} {Powers} of {Terms} in {Arithmetic} {Sequence}},
     journal = {Canadian mathematical bulletin},
     pages = {109--112},
     year = {1963},
     volume = {6},
     number = {1},
     doi = {10.4153/CMB-1963-012-4},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1963-012-4/}
}