@article{bwmeta1.element.bwnjournal-article-doi-10_4064-aa129-1-4,
author = {Winfried Kohnen and Jyoti Sengupta},
title = {The first negative Hecke eigenvalue of a Siegel cusp form of genus two},
journal = {Acta Arithmetica},
volume = {130},
year = {2007},
pages = {53-62},
zbl = {1134.11019},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-aa129-1-4}
}
Winfried Kohnen; Jyoti Sengupta. The first negative Hecke eigenvalue of a Siegel cusp form of genus two. Acta Arithmetica, Tome 130 (2007) pp. 53-62. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-aa129-1-4/