2018 http://localhost:8080/xmlui/handle/123456789/1203 2026-04-10T18:50:39Z Digital signal processing http://localhost:8080/xmlui/handle/123456789/1396 Digital signal processing 2018-12-01T00:00:00Z Operations research http://localhost:8080/xmlui/handle/123456789/1204 Operations research 2018-12-01T00:00:00Z