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) TAKEHISA TSUBAMOTO and YUTAKA KUNIMATSU and MASATO NAKATSUKASA,"A lower molar of a primitive, large hippopotamus from the lower Miocene of Kenya",Paleontological Research,13428144,Tokyo : Palaeontological Society of Japan,2015-10,19,4,321-327,https://cir.nii.ac.jp/crid/1522543655303013376,https://doi.org/10.2517/2015pr015