@article{GDZPPN002322277, title = {The Generalized Divisor Problem Over Arithmetic Progressions.}, journal = {Mathematische Annalen}, volume = {261}, year = {1982}, pages = {255-268}, zbl = {0467.10034}, url = {http://dml.mathdoc.fr/item/GDZPPN002322277} }
Smith, Robert A. The Generalized Divisor Problem Over Arithmetic Progressions.. Mathematische Annalen, Tome 261 (1982) pp. 255-268. http://gdmltest.u-ga.fr/item/GDZPPN002322277/