@book{han-nom-d8-gaw4-5v26,
  title = {Công văn sớ 攻文疏},
  url = {https://viet-dien.com/t/han-nom-d8-gaw4-5v26/18},
  pages = {18},
  note = {held by Columbia University Libraries},
  urldate = {2026-09-20},
}