http://localhost:8080/xmlui/handle/123456789/953 Mon, 13 Apr 2026 12:27:58 GMT 2026-04-13T12:27:58Z http://localhost:8080/xmlui/handle/123456789/954 Condensed matter physics Wed, 01 May 2019 00:00:00 GMT http://localhost:8080/xmlui/handle/123456789/954 2019-05-01T00:00:00Z