官方檔案鏈接:
http://mic.gov.vn/Upload_Moi/VanBan/TT-06-2018BTTTT.signed.pdf
http://mic.gov.vn/Pages/VanBan/14138/02_2018_TT-BTTTT.html
http://mic.gov.vn/Upload_Moi/VanBan/TT-06-2018BTTTT.signed.pdf
http://mic.gov.vn/Upload_Moi/VanBan/TT05-2018BTTTT.signed.pdf