@article{GDZPPN002204495, title = {Bounds and definablity over fields.}, journal = {Journal f\"ur die reine und angewandte Mathematik}, volume = {374}, year = {1987}, pages = {18-39}, zbl = {0605.13015}, url = {http://dml.mathdoc.fr/item/GDZPPN002204495} }
Schmidt-Göttsch, Karsten. Bounds and definablity over fields.. Journal für die reine und angewandte Mathematik, Tome 374 (1987) pp. 18-39. http://gdmltest.u-ga.fr/item/GDZPPN002204495/