Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kazuhiko Koike and Hirotaka Otobe and Minoru Takagi,"Recent Occurrences of Dinophysis fortii(Dinophyceae) in the Okkirai Bay, Sanriku, Northern Japan, and Related Environmental Factors",Journal of oceanography,09168370,Tokyo : Oceanographic Society of Japan,2001-04,57,2,165-175,https://cir.nii.ac.jp/crid/1520010379830929152,