@article{GDZPPN002108062,
title = {Nonvanishing theorems for L-functions of modular forms and their derivatives.},
journal = {Inventiones mathematicae},
volume = {100},
year = {1990},
pages = {543-618},
zbl = {0721.11023},
url = {http://dml.mathdoc.fr/item/GDZPPN002108062}
}
Hoffstein, J.; Bump, D., Friedberg, S. Nonvanishing theorems for L-functions of modular forms and their derivatives.. Inventiones mathematicae, Tome 100 (1990) pp. 543-618. http://gdmltest.u-ga.fr/item/GDZPPN002108062/