https://luatmeta.com/laws/lenh-42-lct-hdnn8-ve-viec-cong-bo-bo-luat-hang-hai-viet-nam-l1sytddzhzt1990-07-12https://luatmeta.com/en/laws/lenh-42-lct-hdnn8-ve-viec-cong-bo-bo-luat-hang-hai-viet-nam-l1sytddzhzt1990-07-12