https://www.lexpera.com.tr/resmi-gazete/22-11-1960/10661 monthly 2026-10-15T12:26:53Z https://www.lexpera.com.tr/resmi-gazete/metin/turk-standardlari-enstitusu-kurulus-kanunu-10661-132 1960-11-22T00:00:00Z