00318nam a22001337a 450000500170000001000150001702000260003203500140005803700090007208200080008124500450008926000300013430000200016420241216102609.0  aENG-143084  a9789390396658c610.00  aEN-126616  bDBAD  a530  aS Kumar Physics/cby Parjapati, S. Kumar  bBluerose Publishersc2020  a369p.c24cm(pb)