@article{GDZPPN002483289, title = {Distribution of Values of ...(n) in Residue Classes.}, journal = {Monatshefte f\"ur Mathematik}, volume = {94}, year = {1982}, pages = {133-142}, zbl = {0487.10037}, url = {http://dml.mathdoc.fr/item/GDZPPN002483289} }
Narkiewicz, W.; Rayner, F. Distribution of Values of ...(n) in Residue Classes.. Monatshefte für Mathematik, Tome 94 (1982) pp. 133-142. http://gdmltest.u-ga.fr/item/GDZPPN002483289/