Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Sumio Yamazaki and Koji Tsunada,"On Protocupressinoxylon orientale(SEWARD) KRAUSEL obtained from the Lower Jurassic Kuruma Group,Southwest Japan",早稲田大学理工学研究所報告,03727181,東京 : 早稲田大学理工学研究所,1982,,101,p1-11,https://cir.nii.ac.jp/crid/1520572357982648320,