@article{GDZPPN002186829,
title = {Quadratic forms and biquadratic reciprocity.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {253},
year = {1972},
pages = {214-220},
zbl = {0229.10002},
url = {http://dml.mathdoc.fr/item/GDZPPN002186829}
}
Brown, Ezra. Quadratic forms and biquadratic reciprocity.. Journal für die reine und angewandte Mathematik, Tome 253 (1972) pp. 214-220. http://gdmltest.u-ga.fr/item/GDZPPN002186829/