1. DZ = Zhengtong daozang 正統道藏; see Primary Sources, Zhengtong daozang.
2. Ōfuchi = Ōfuchi, Tonkō Dōkyō zurokuhen (see secondary sources).
3. P = Chinese manuscripts from Dunhuang in the Pelliot Collection, Bibliothèque Nationale, Paris. Pictures of many of these manuscripts available on the website of the International Dunhuang Project (idp.bl.uk).
4. S = Chinese manuscripts from Dunhuang in the Stein Collection, British Library, London. Pictures of many of these manuscripts available on the website of the International Dunhuang Project (idp.bl.uk).
5. T = Taishō shinshū daizōkyō 大正新脩大藏經; see Secondary Sources, Takakusu & Watanabe, et al (eds.).