https://www.lexpera.com.tr/resmi-gazete/18-08-1987/19548 monthly 2026-10-12T12:17:30Z https://www.lexpera.com.tr/resmi-gazete/metin/3290-sayili-kanun-ile-bazi-maddeleri-degistirilen-ve-bazi-maddeler-eklenen-2981-sayili-kanunun-4 1987-08-18T00:00:00Z