Correction to the paper "On the distribution of the k-free integers in residue classes" E. Cohen; Richard Robinson — 1970 Acta Arithmetica
Errata to the paper "On the distribution of the k-free integers in residue classes" E. Cohen; Richard Robinson — 1965 Acta Arithmetica
On the distribution of the k-free integers in residue classes E. Cohen; Richard Robinson — 1963 Acta Arithmetica