@article{1077474853,
author = {Hartman, Philip},
title = {The zeros of the derivatives of the real elliptic $\vartheta\_3$ -function},
journal = {Duke Math. J.},
volume = {15},
number = {1},
year = {1948},
pages = { 413-420},
language = {en},
url = {http://dml.mathdoc.fr/item/1077474853}
}
Hartman, Philip. The zeros of the derivatives of the real elliptic $\vartheta_3$ -function. Duke Math. J., Tome 15 (1948) no. 1, pp. 413-420. http://gdmltest.u-ga.fr/item/1077474853/