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) Kohshi Norikoshi and Jen Kitahara-Frisch,Spontaneous sponge-making in captive chimpanzees,Journal of Human Evolution,0047-2484,Elsevier BV,1982-01-01,11,,41-47,https://cir.nii.ac.jp/crid/1870583642739389312,https://doi.org/10.1016/s0047-2484(82)80030-4