2023 http://localhost:8080/xmlui/handle/123456789/2481 2026-04-10T21:10:27Z 2026-04-10T21:10:27Z Basics of operation research http://localhost:8080/xmlui/handle/123456789/2504 2024-02-23T05:39:51Z 2023-12-01T00:00:00Z Basics of operation research 2023-12-01T00:00:00Z Cyber law security http://localhost:8080/xmlui/handle/123456789/2502 2024-02-23T05:35:31Z 2023-12-01T00:00:00Z Cyber law security 2023-12-01T00:00:00Z Cyber law security (Reappear) http://localhost:8080/xmlui/handle/123456789/2501 2024-02-23T05:34:04Z 2023-12-01T00:00:00Z Cyber law security (Reappear) 2023-12-01T00:00:00Z High voltage engineering http://localhost:8080/xmlui/handle/123456789/2495 2024-02-22T11:39:52Z 2023-12-01T00:00:00Z High voltage engineering 2023-12-01T00:00:00Z