https://www.lexpera.com.tr/resmi-gazete/29-04-1988/19799 monthly 2026-10-09T14:54:39Z https://www.lexpera.com.tr/resmi-gazete/metin/turkiye-de-ilmi-arastirma-inceleme-yapmak-ve-film-cekmek-isteyen-yabancilar-veya-yabancilar-adina-2 1988-04-29T00:00:00Z