http://hdl.handle.net/20.500.12397/13488 Sun, 25 Oct 2026 22:53:55 GMT 2026-10-25T22:53:55Z http://acikerisim.deu.edu.tr:8080/xmlui/bitstream/id/34023e16-039f-4e92-a2e5-ff978b2b4509/ http://hdl.handle.net/20.500.12397/13488