00254nam a22001097a 4500003000400000008004100004082001800045100001800063245003400081942001200115999001700127OSt230827b        |||||||| |||| 00| 0 eng d  a621.381bT62E  aTiwari, H. P.  aElectronic Device and Service  2ddccBK  c30448d30448