00388nam a2200121Ia 4500082002500000100004500025245003000070260004800100300002000148490006100168500000500229700003200234  a519.501841bSh561.QS  aShrikhande, Mohan S. and Sane, Sharad S.  aQuasi-symmetric designsb  aCambridgebCambridge University Pressc1991  axv, 225p. Index  aLondon Mathematical Society lecture note seriesv v. 164  a  aSane, Sharad S. ; jt. auth.