00483cam a22001574a 450000500170000000800410001702000180005804100080007608200160008410000150010024500610011526000590017630000160023544000460025165000280029720240301103210.0041021s2005    riua     b    001 0 eng    a9780821810958  aeng00a512.7bLamI1 aLam, T. Y.10aIntroduction to Quadratic Forms Over Fields /cT.Y. Lam.  aRhode Island :bAmerican Mathematical Society,cc2005.  axxi, 550p.  0aGraduate Studies in Mathematics vVol. 67 0aNumber TheoryxAlgebra