http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Gồm 37000 chữ Nôm và trên 7000 âm có xác nhận hình chữ, âm đọc và ký mã của chữ kèm theo những câu dẫn cụ thể