[MathCongrès]
Quadratic forms - algebra, arithmetic, and geometry
/ Ed. Baeza, Ricardo ; Ed. Chan, Wai Kiu ; Ed. Hoffmann, Detlev W. ; Ed. Schulze-Pillot, Rainer.
-Providence RI : American mathematical Society, 2009. - xii, 408 p. ; 26 cm
ISBN 9780821846483