Gurōbarizēshon to rōdōhō no yukueFujio Hamada, Kōzō Kagawa, Shinʼya Ōuchi · First published 2003Open the Tome
Rōdō kumiaihō no riron kadaiKubo, Keiji, Shimoi, Takashi, Fujio Hamada · First published 1980Open the Tome
