@article{IM_1977__42_142500,
     author = {H.W., Jr. Lenstra},
     title = {On {Artin's} {Conjecture} and {Euclid's} {Algorithm} in {Global} {Fields.}},
     journal = {Inventiones mathematicae},
     pages = {201--224},
     publisher = {mathdoc},
     volume = {42},
     year = {1977},
     zbl = {0362.12012},
     url = {http://geodesic.mathdoc.fr/item/IM_1977__42_142500/}
}