https://elibrary.khec.edu.np/handle/123456789/1066 Fri, 17 Jul 2026 04:21:40 GMT 2026-07-17T04:21:40Z https://elibrary.khec.edu.np/handle/123456789/1067 Title: BCE https://elibrary.khec.edu.np/handle/123456789/1067