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) S. Henry Williams,"Upper Ordovician graptolites from the top Lower Hartfell Shale Formation (D. clinganiandP. lineariszones) near Moffat, southern Scotland",Transactions of the Royal Society of Edinburgh: Earth Sciences,0263-5933,Cambridge University Press (CUP),1982,72,4,229-255,https://cir.nii.ac.jp/crid/1363388844669012992,https://doi.org/10.1017/s026359330001004x