@article{1102779239, author = {Berman, Lawrence}, title = {Quadratic forms and power series fields.}, journal = {Pacific J. Math.}, volume = {91}, number = {2}, year = {1980}, pages = { 257-267}, language = {en}, url = {http://dml.mathdoc.fr/item/1102779239} }
Berman, Lawrence. Quadratic forms and power series fields.. Pacific J. Math., Tome 91 (1980) no. 2, pp. 257-267. http://gdmltest.u-ga.fr/item/1102779239/