@article{bwmeta1.element.bwnjournal-article-doi-10_4064-aa115-3-2,
author = {T. W. M\"uller and J.-C. Schlage-Puchta},
title = {On the number of primitive $\lambda$-roots},
journal = {Acta Arithmetica},
volume = {115},
year = {2004},
pages = {217-223},
zbl = {1059.11055},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-aa115-3-2}
}
T. W. Müller; J.-C. Schlage-Puchta. On the number of primitive λ-roots. Acta Arithmetica, Tome 115 (2004) pp. 217-223. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-aa115-3-2/