@book{han-nom-d8-kf7t-tq42,
  title = {Thái Tông hoàng đế ngự chế khoá hư tập 太宗皇帝御製課虚集},
  author = {Trà̂n, Thái Tôn},
  year = {1840},
  url = {https://www.viet-dien.com/t/han-nom-d8-kf7t-tq42},
  note = {held by Columbia University Libraries},
  urldate = {2026-09-06},
}