@article{JTNB_2006__18_1_29_0, author = {Pete L. Clark}, title = {On elementary equivalence, isomorphism and isogeny}, journal = {Journal de th\'eorie des nombres de Bordeaux}, pages = {29--58}, publisher = {Universit\'e Bordeaux 1}, volume = {18}, number = {1}, year = {2006}, doi = {10.5802/jtnb.532}, zbl = {1106.12003}, mrnumber = {2245874}, language = {en}, url = {https://jtnb.centre-mersenne.org/articles/10.5802/jtnb.532/} }