2023 http://localhost:8080/xmlui/handle/123456789/2476 Fri, 10 Apr 2026 21:20:26 GMT 2026-04-10T21:20:26Z Data structure (Reappear) http://localhost:8080/xmlui/handle/123456789/2480 Data structure (Reappear) Fri, 01 Dec 2023 00:00:00 GMT http://localhost:8080/xmlui/handle/123456789/2480 2023-12-01T00:00:00Z Modern control system http://localhost:8080/xmlui/handle/123456789/2477 Modern control system Fri, 01 Dec 2023 00:00:00 GMT http://localhost:8080/xmlui/handle/123456789/2477 2023-12-01T00:00:00Z