00286nam a2200133Ia 4500003000400000005001700004008004100021020001900062040001000081100001800091245002400109260001000133260000900143OSt20240413155155.0170524s9999    xx            000 0 und d  a978-8126554546  ciimtu  aKatiyar A. K. 0aEngineering Physics  bLaxmi  c2009