Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Hiromi Watanabe and Eriko Seo and Yoshimi Takahashi,Spatial distribution of sister species of vesicomyid bivalves Calyptogena okutanii and Calyptogena soyoae along an environmental gradient in chemosynthetic biological communities in Japan,Journal of oceanography,09168370,Tokyo : Oceanographic Society of Japan,2013-02,69,1,129-134,https://cir.nii.ac.jp/crid/1523106605527342208,