https://www.lexpera.com.tr/resmi-gazete/06-08-1999/23778 monthly 2026-07-22T06:30:33Z https://www.lexpera.com.tr/resmi-gazete/metin/lisansustu-egitim-ve-ogretim-yonetmeliginin-ikinci-maddesinin-degistirilmesine-dair-yonetmelik-23778 1999-08-06T00:00:00Z