Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
武田 俊昭,The Development of Relational Terms of Number Concepts-2-,聖和大学論集,02860848,西宮 : 聖和大学,1990,,18,p265-276,https://cir.nii.ac.jp/crid/1520853833931289344,