@article{bwmeta1.element.bwnjournal-article-aav5i4p417bwm,
author = {Birch, B. and Swinnerton-Dyer, H},
title = {Note on a problem of Chowla},
journal = {Acta Arithmetica},
volume = {5},
year = {1959},
pages = {417-423},
zbl = {0091.04301},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-aav5i4p417bwm}
}
Birch, B.; Swinnerton-Dyer, H. Note on a problem of Chowla. Acta Arithmetica, Tome 5 (1959) pp. 417-423. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-aav5i4p417bwm/