@book{han-nom-d8-mvxt-qt38,
  title = {Bát trận toàn thư 八陣全書},
  url = {https://www.viet-dien.com/t/han-nom-d8-mvxt-qt38/2},
  pages = {2},
  note = {held by Columbia University Libraries},
  urldate = {2026-09-07},
}