@article{GDZPPN002208512,
title = {Nonvanishing of L-functions and structure of Mordell-Weil groups.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {416},
year = {1991},
pages = {1-26},
zbl = {0731.11030},
url = {http://dml.mathdoc.fr/item/GDZPPN002208512}
}
Rohrlich, David E. Nonvanishing of L-functions and structure of Mordell-Weil groups.. Journal für die reine und angewandte Mathematik, Tome 416 (1991) pp. 1-26. http://gdmltest.u-ga.fr/item/GDZPPN002208512/