@article{10_1017_S0017089500004870,
     author = {Dries, L. P. D. van den and Glass, A. M. W. and Mekler, Alan H. and Poland, John},
     title = {Elementary equivalence and the commutator subgroup},
     journal = {Glasgow mathematical journal},
     pages = {115--117},
     year = {1982},
     volume = {23},
     number = {2},
     doi = {10.1017/S0017089500004870},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089500004870/}
}