@article{bwmeta1.element.bwnjournal-article-aav58i2p103bwm,
author = {Murata, Leo},
title = {The distribution of primes satisfying the condition $a^{p-1} [?] 1 (mod p^{2})$
},
journal = {Acta Arithmetica},
volume = {58},
year = {1991},
pages = {103-111},
zbl = {0731.11050},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-aav58i2p103bwm}
}
Murata, Leo. The distribution of primes satisfying the condition $a^{p-1} ≡ 1 (mod p^{2})$
. Acta Arithmetica, Tome 58 (1991) pp. 103-111. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-aav58i2p103bwm/