@article{JRAM_1995__463_153727,
     author = {P.D.T.A. Elliott},
     title = {The multiplicative group of rationals generated by the shifted primes, {I.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {169--216},
     publisher = {mathdoc},
     volume = {463},
     year = {1995},
     zbl = {0817.11042},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1995__463_153727/}
}