https://www.lexpera.com.tr/resmi-gazete/17-05-1984/18404 monthly 2026-07-17T04:48:11Z https://www.lexpera.com.tr/resmi-gazete/metin/gelir-vergisi-genel-tebligi-18404-seri-no-141 1984-05-17T00:00:00Z