Kūkai: Major Works. Translated, with an Account of his Life and a Study of his Thought by Yoshito S. HakedaMarian UryMN 28:1 (1973) pp. 114–17 → jstor.org/stable/2383943ShareMatsuoka Yōsuke. Sono Ningen to Gaikō by Miwa KimitadaShinto Man by Joseph J. Spae