http://hdl.handle.net/20.500.12397/13483 Thu, 09 Apr 2026 04:35:36 GMT 2026-04-09T04:35:36Z http://acikerisim.deu.edu.tr:8080/xmlui/bitstream/id/dca97da5-273c-4edb-a97f-9583180793b1/ http://hdl.handle.net/20.500.12397/13483