Home › Authors › Shimomura, Yasumasa 👤 Shimomura, Yasumasa b. 1925 · 6 books Books by Shimomura, Yasumasa Keiji hōgaku no shintenkai Keiji hōgaku no shintenkai 2009 Jōkai Keihō Jōkai Keihō 1980 Keihō sōron no gendaiteki shom Keihō sōron no gendaiteki shomondai 1979 Keihō kakuron no shomondai Keihō kakuron no shomondai 1978 Shōgai oyobi bōkō Shōgai oyobi bōkō 1957 Keiji hōgaku no shindōkō Keiji hōgaku no shindōkō