Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Hirano Hiromichi,Ontogenetic Study of Late Cretaceous Gaudryceras tenuiliratum,"Memoirs of the Faculty of Science, Kyūsyū University. Series D, Geology",0023-6179,"Faculty of Science, Kyushu University",1975-02-20,22,2,165-192,https://cir.nii.ac.jp/crid/1390290699732315904,https://doi.org/10.5109/1544170