@book{han-nom-d8-jqte-wa90,
  title = {Hoàng Minh tứ di 皇明四夷},
  author = {Zheng, Xiao},
  url = {https://www.viet-dien.com/t/han-nom-d8-jqte-wa90/5},
  pages = {5},
  note = {held by Columbia University Libraries},
  urldate = {2026-09-06},
}