2023 http://localhost:8080/xmlui/handle/123456789/2566 2026-04-10T21:15:13Z 2026-04-10T21:15:13Z Cyber law and security http://localhost:8080/xmlui/handle/123456789/2599 2024-02-28T06:44:22Z 2023-12-01T00:00:00Z Cyber law and security 2023-12-01T00:00:00Z Refrigeration and air conditioning http://localhost:8080/xmlui/handle/123456789/2591 2024-02-28T05:59:29Z 2023-12-01T00:00:00Z Refrigeration and air conditioning 2023-12-01T00:00:00Z Design of machine elements 1 http://localhost:8080/xmlui/handle/123456789/2567 2024-02-23T09:55:13Z 2023-12-01T00:00:00Z Design of machine elements 1 2023-12-01T00:00:00Z