00335nam a2200133Ia 45000030006000000080041000060400015000471000024000622450052000862500010001382600024001485460012001720050017001840STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aNigam, A.K.; Others  aCharecterizations and analysis of block designs  aFirst  bWiley Easternc1988  aEnglish20220125170045.0