https://www.lexpera.com.tr/resmi-gazete/02-07-1973/14582 monthly 2026-10-16T07:33:45Z https://www.lexpera.com.tr/resmi-gazete/metin/506-sayili-sosyal-sigortalar-kanununun-bazi-maddelerinin-degistirilmesi-ve-bu-kanuna-iki-gecici-2 1973-07-02T00:00:00Z