@article{10_4064_aa_8_3_283_293,
     author = {E. Cohen and Richard Robinson},
     title = {On the distribution of the k-free integers in residue classes},
     journal = {Acta Arithmetica},
     pages = {283--293},
     publisher = {mathdoc},
     volume = {8},
     number = {3},
     year = {1962},
     doi = {10.4064/aa-8-3-283-293},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-8-3-283-293/}
}