%A Kato, Kunio %T My 40-year Research History of Mathematical Education %J Memoirs of the Faculty of Liberal Arts & Education. Part II, Mathematics & natural sciences %0 Journal Article %@ 03858766 %I University of Yamanashi %D 1979 %8 1979-00-00 %V 30 %N %P 69-75 %U http://ci.nii.ac.jp/naid/110000359078/en/ %R