@article{bwmeta1.element.bwnjournal-article-aav13i2p131bwm,
author = {Elliott, P.},
title = {A problem of Erd\"os concerning power residue sums.},
journal = {Acta Arithmetica},
volume = {12},
year = {1967},
pages = {131-149},
zbl = {0159.06401},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-aav13i2p131bwm}
}
Elliott, P. A problem of Erdös concerning power residue sums.. Acta Arithmetica, Tome 12 (1967) pp. 131-149. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-aav13i2p131bwm/