@article{GDZPPN002203871,
title = {On the switching principle in sieve theory.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {372},
year = {1986},
pages = {101-126},
zbl = {0588.10051},
url = {http://dml.mathdoc.fr/item/GDZPPN002203871}
}
Fouvry, E.; Grupp, F. On the switching principle in sieve theory.. Journal für die reine und angewandte Mathematik, Tome 372 (1986) pp. 101-126. http://gdmltest.u-ga.fr/item/GDZPPN002203871/