@incollection{MSMF_1971__25__169_0, author = {Stephens, P.-J.}, title = {An average form of {Artin's} conjecture}, booktitle = {Colloque de th\'eorie des nombres (Bordeaux, 1969)}, author = {Collectif}, series = {M\'emoires de la Soci\'et\'e Math\'ematique de France}, pages = {169--172}, publisher = {Soci\'et\'e math\'ematique de France}, number = {25}, year = {1971}, doi = {10.24033/msmf.50}, zbl = {0215.35602}, mrnumber = {50 #12978}, url = {http://archive.numdam.org/articles/10.24033/msmf.50/} }