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@article{MOMA_1966__70_177328, author = {A. Duane Porter}, title = {Pairs of {Bilinear} and {Quadratic} {Equations} in a {Finite} {Field.}}, journal = {Monatshefte f\"ur Mathematik}, pages = {155--160}, publisher = {mathdoc}, volume = {70}, year = {1966}, zbl = {0163.05106}, url = {http://geodesic.mathdoc.fr/item/MOMA_1966__70_177328/} }
A. Duane Porter. Pairs of Bilinear and Quadratic Equations in a Finite Field.. Monatshefte für Mathematik, Tome 70 (1966), pp. 155-160. http://geodesic.mathdoc.fr/item/MOMA_1966__70_177328/