Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MM2_1980__33_154749, author = {S. Basarab and V. Nica}, title = {Approximation {Properties} and {Existential} {Completeness} for {Ring} {Morphisms.}}, journal = {Manuscripta mathematica}, pages = {227--282}, publisher = {mathdoc}, volume = {33}, year = {1980}, zbl = {0472.13013}, url = {http://geodesic.mathdoc.fr/item/MM2_1980__33_154749/} }
S. Basarab; V. Nica. Approximation Properties and Existential Completeness for Ring Morphisms.. Manuscripta mathematica, Tome 33 (1980), pp. 227-282. http://geodesic.mathdoc.fr/item/MM2_1980__33_154749/