@book{han-nom-d8-xj6f-b569,
  title = {Đoàn tộc phả 段族譜},
  author = {Đỗ, Bồi Nguyên and Vũ, Văn Lý and Đoàn, Trọng Huyên},
  year = {1845},
  url = {https://www.viet-dien.com/t/han-nom-d8-xj6f-b569/3},
  pages = {3},
  note = {held by Columbia University Libraries},
  urldate = {2026-09-06},
}