00335nam a2200121Ia 4500082001900000100001800019245003100037260004800068300002100116490006600137500000500203700000500208  a512.7bW338.IQ  aWatson, G. L.  aIntegral quadratic formsb  aCambridgebCambridge University Pressc1960  axii, 143p. Index  aCambridge tracts in Mathematics and Mathematical Physicsv 51  a  a