Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Takagi Masanobu,Teachung Geocentric and Heliocentric Theories in High-School Science Based on Data on Planetary Motion,Journal of the Physics Education Society of Japan,03856992,The Physics Education Society of Japan,2005,53,2,125-129,https://cir.nii.ac.jp/crid/1390282679493076096,https://doi.org/10.20653/pesj.53.2_125