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) 田中 心,The shadow nature of positive and twisted quandle cocycle invariants of knots,Journal of Knot Theory and Its Ramifications,,,2015,未定,,,https://cir.nii.ac.jp/crid/1010000782297156876,