University of Calcutta2026-10-092026-10-092026https://drive.google.com/file/d/1tHLTOFAdoTbcAoyZqtkocZIwNUmhWDbx/view?usp=drive_linkhttp://ssm.ndl.gov.in/handle/123456789/2258(Modern Physics)otherPHYSICS - MINOR II MN-4MN-4Other