Article Nishimura, Hideo (1990)
The heliocentric system of Rheticus and Copernicus: Was it supported by actual observation? (In Japanese). 科学史研究 Kagakusi Kenkyu (History of Science) (pp. 219-224). (/isis/citation/CBB000050368/) unapi

Article Nishimura, Hideo (1989)
Coordinate relationships among the geocentric and heliocentric world systems. (In Japanese). 科学史研究 Kagakusi Kenkyu (History of Science) (p. 32). (/isis/citation/CBB000033144/) unapi

Article Nishimura, Hideo (1986)
An impossibility in Galileo's proposed telescopic observation. (In Japanese.). 科学史研究 Kagakusi Kenkyu (History of Science) (pp. 65-73). (/isis/citation/CBB000028776/) unapi