@book{han-nom-d8-h8sd-dx02,
  title = {Ngự toản Chu dịch triết trung 御纂周易折中},
  author = {Nguyẽ̂n, Mậu Kié̂n},
  year = {1861},
  publisher = {Động Trung Chiêm Bái Đường tàng bản: Vietnam},
  url = {https://www.viet-dien.com/t/han-nom-d8-h8sd-dx02/3},
  pages = {3},
  note = {held by Columbia University Libraries},
  urldate = {2026-09-05},
}