http://hdl.handle.net/20.500.12397/13478 Tue, 12 May 2026 11:03:27 GMT 2026-05-12T11:03:27Z http://acikerisim.deu.edu.tr:8080/xmlui/bitstream/id/e7dc39cf-5aa1-4093-a495-7806342ac73b/ http://hdl.handle.net/20.500.12397/13478