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@article{JRAM_1972__253_151214, author = {Ezra Brown}, title = {Quadratic forms and biquadratic reciprocity.}, journal = {Journal f\"ur die reine und angewandte Mathematik}, pages = {214--220}, publisher = {mathdoc}, volume = {253}, year = {1972}, zbl = {0229.10002}, url = {http://geodesic.mathdoc.fr/item/JRAM_1972__253_151214/} }
Ezra Brown. Quadratic forms and biquadratic reciprocity.. Journal für die reine und angewandte Mathematik, Tome 253 (1972), pp. 214-220. http://geodesic.mathdoc.fr/item/JRAM_1972__253_151214/