@article{1190150100, author = {Prunescu, Mihai}, title = {An isomorphism between monoids of external embeddings: about definability in arithmetic}, journal = {J. Symbolic Logic}, volume = {67}, number = {1}, year = {2002}, pages = { 598-620}, language = {en}, url = {http://dml.mathdoc.fr/item/1190150100} }
Prunescu, Mihai. An isomorphism between monoids of external embeddings: about definability in arithmetic. J. Symbolic Logic, Tome 67 (2002) no. 1, pp. 598-620. http://gdmltest.u-ga.fr/item/1190150100/