1. T. Iinuma, Data Processing of RI Images with Computer, Ouyo-Butsuri (Applied Physics) 40(6):94, 1971 (in Japanese).
2. T. A. Iinuma, T. Nagai and N. Fukuda, Digital Data Processing and Display in Radioisotope Imaging, Medical Radioisotope Scintigraphy, Vol. I, PP 715–729, 1969, IAEA, Vienna.
3. K. Torizuka, K. Hamamoto, T. Mukai, M. Morita, T. Kosaka and T. Suzuki, Studies on Digital Computer Processing of the Radioisotope Image through the Scinticamera, Nippon Acta Radiologica, 31(2), 119, 1971 (in Japanese).
4. K. Torizuka, K. Hamamoto, T. Mukai, T. Mori, Y. Ishii, T. Kosaka, Y. Takeda and K. Ikekubo, Studies on the Digital Computer Processing in the Thyroid Scintigraphy, Nippon Acta Radiologica, 31(7):63, 1971 (in Japanese).
5. T. A. Iinuma and T. Nagai, Image Restoration in Radioisotope Imaging Systems, Physics in Medicine and Biology, 12, PP 501–509, 1967.