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@article{MZ_1991__208_3_174321, author = {A.R. Wadsworth and P. Mammone and R. Moresi}, title = {u-invariants of fields of characteristic 2.}, journal = {Mathematische Zeitschrift}, pages = {335--348}, publisher = {mathdoc}, volume = {208}, number = {3}, year = {1991}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MZ_1991__208_3_174321/} }
A.R. Wadsworth; P. Mammone; R. Moresi. u-invariants of fields of characteristic 2.. Mathematische Zeitschrift, Tome 208 (1991) no. 3, pp. 335-348. http://geodesic.mathdoc.fr/item/MZ_1991__208_3_174321/