@book{han-nom-d8-th14-as65,
  title = {Quan âm phổ môn phẩm kinh 觀音普門品經},
  year = {1882},
  publisher = {Kiếm hồ Ngọc Sơn từ tàng bản: Vietnam},
  url = {https://www.viet-dien.com/t/han-nom-d8-th14-as65/4},
  pages = {4},
  note = {held by Columbia University Libraries},
  urldate = {2026-09-06},
}