@article{bwmeta1.element.bwnjournal-article-aav21i1p329bwm,
author = {Bateman, Paul},
title = {The distribution of values of the Euler function},
journal = {Acta Arithmetica},
volume = {21},
year = {1972},
pages = {329-345},
zbl = {0217.31901},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-aav21i1p329bwm}
}
Bateman, Paul. The distribution of values of the Euler function. Acta Arithmetica, Tome 21 (1972) pp. 329-345. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-aav21i1p329bwm/