@article{JRAM_1993__436_153500,
     author = {Ian Connell},
     title = {Good reduction of elliptic curves in abelian extensions.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {155--176},
     publisher = {mathdoc},
     volume = {436},
     year = {1993},
     zbl = {0759.14025},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1993__436_153500/}
}