@article{01016567,
title = {An invariant of quadratic forms over schemes.},
journal = {Documenta Mathematica},
volume = {1},
year = {1996},
pages = {449-478},
zbl = {0876.11019},
language = {en},
url = {http://dml.mathdoc.fr/item/01016567}
}
Szyjewski, Marek. An invariant of quadratic forms over schemes.. Documenta Mathematica, Tome 1 (1996) pp. 449-478. http://gdmltest.u-ga.fr/item/01016567/