Shiryō Oyatoi Gaikokujin by UNESCO Higashi Ajia Bunka Kenkyū SentāH. J. JonesMN 30:4 (1975) pp. 465–68 → jstor.org/stable/2383984ShareOrigins of the Modern Japanese State: Selected Writings of E. H. Norman by E. H. Norman., John W. DowerWarrior Government in Early Medieval Japan by Jeffrey P. Mass