@article{1077375772,
author = {Spira, Robert},
title = {An inequality for the Riemann zeta function},
journal = {Duke Math. J.},
volume = {32},
number = {1},
year = {1965},
pages = { 247-250},
language = {en},
url = {http://dml.mathdoc.fr/item/1077375772}
}
Spira, Robert. An inequality for the Riemann zeta function. Duke Math. J., Tome 32 (1965) no. 1, pp. 247-250. http://gdmltest.u-ga.fr/item/1077375772/