Also, Fotucheng. A Central Asian monk and 'thaumaturge.' Arrived in North China in around 317. McBride, Spells, p. 91.
Arthur F. Wright, Fo-t'u-teng: A Biography, Harvard Journal of Asiatic Studies, vol. 11, nos. 3-4 (1948), pp. 321-371.
Arthur F. Wright, Biography of the Nun An-ling-shou, Harvard Journal of Asiatic Studies, vol. 15, nos. 1-2 (June 1952), pp. 193-196. She was ordained as a nun by Fotudeng.