https://www.lexpera.com.tr/resmi-gazete/17-05-1985/18757 monthly 2026-07-16T13:52:14Z https://www.lexpera.com.tr/resmi-gazete/metin/cevre-kirliligini-onleme-fonu-yonetmeligi-18757-1 1985-05-17T00:00:00Z