著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) 神山 靖彦,The height of a class in the cohomology ring of polygon spaces,International Journal of Mathematics and Mathematical Sciences,,,2013,305926,,1-7,https://cir.nii.ac.jp/crid/1010000782119298947,