@article{GDZPPN002093049, title = {The Elementary Theory of co-Free Ax Fields}, journal = {Inventiones mathematicae}, volume = {34}, year = {1976}, pages = {187-206}, zbl = {0342.12104}, url = {http://dml.mathdoc.fr/item/GDZPPN002093049} }
Jarden, M. The Elementary Theory of co-Free Ax Fields. Inventiones mathematicae, Tome 34 (1976) pp. 187-206. http://gdmltest.u-ga.fr/item/GDZPPN002093049/