@book{han-nom-d8-08bf-ja46,
  title = {Phúc cơ đình tứ ước 福基亭四約},
  year = {1914},
  url = {https://viet-dien.com/t/han-nom-d8-08bf-ja46/18},
  pages = {18},
  note = {held by Columbia University Libraries},
  urldate = {2026-09-14},
}