@article{GDZPPN002198584,
title = {A simple proof of the Ramanujan conjecture for powers of 5.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {329},
year = {1981},
pages = {1-17},
zbl = {0452.10015},
url = {http://dml.mathdoc.fr/item/GDZPPN002198584}
}
Hirschhorn, Michael D.; Hunt, David C. A simple proof of the Ramanujan conjecture for powers of 5.. Journal für die reine und angewandte Mathematik, Tome 329 (1981) pp. 1-17. http://gdmltest.u-ga.fr/item/GDZPPN002198584/