00345nam a22001457a 450000500170000002000180001704100120003508200180004710000170006524500470008225000070012926000430013630000080017936500120018720260415092801.0  a9789381991862  aEnglish  a539.7 R25 KUM  aKumar Sachin  aFundamentals of Atomic and Nuclear Physics  a01  aNew Delhi bSwastik Publicationsc2025  a252  b1300.00