Review: Sources of the Japanese Tradition, by Ryusaku Tsunoda, William Theodore de Bary, and Donald Keene 論文 Joseph K. Yamagiwa ·1959-03-01 ·『Far Eastern Survey』 28(3) pp. 44-45 doi:10.2307/3024512
The Vector Representation of Spinning Particle in the Quantum Theory, I 論文 Takehiko Takabayasi ·1955-10-01 ·『Progress of Theoretical Physics』 14(4) pp. 283-302 doi:10.1143/ptp.14.283