https://www.lexpera.com.tr/resmi-gazete/30-01-1989/20065 monthly 2026-07-16T13:52:14Z https://www.lexpera.com.tr/resmi-gazete/metin/turkiye-sigorta-ve-reasurans-sirketleri-birliginin-calisma-esas-ve-usulleri-hakkinda-yonetmelik-1 1989-01-30T00:00:00Z