http://hdl.handle.net/20.500.12397/13480 Sat, 04 Jul 2026 01:41:56 GMT 2026-07-04T01:41:56Z https://acikerisim.deu.edu.tr:443/xmlui/bitstream/id/a7299339-3875-4784-8703-ed0ec5c08c1f/ http://hdl.handle.net/20.500.12397/13480