http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Then bách hoa bách điểu bắt ve sầu
Nông Phúc Tước (ch.b); Nguyễn Duy Vất, Nông Quốc Hưng...[và nh. ng.khác]