@book{han-nom-d8-k3b3-v875,
  title = {Bạch Vân am tiên sinh 白雲庵先生},
  author = {Nguyẽ̂n, Bỉnh Khiêm},
  year = {1849},
  url = {https://www.viet-dien.com/t/han-nom-d8-k3b3-v875},
  note = {held by Columbia University Libraries},
  urldate = {2026-09-05},
}