Buddhist Wisdom Books: The Diamond Sūtra and the Heart Sūtra by Edward ConzeHeinrich DumoulinMN 14:3/4 (1958) pp. 444–45 → jstor.org/stable/2382783ShareScrapbook for Chinese Collectors by Lu Shih-hua, R. H. van GulikDas Kegon Sūtra-Eine Einführung by Torakazu Doi