Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) 横山 一己,諏訪湖北方の横河川変成岩〔英文〕,"Bulletin of the National Science Museum. Series C, Geology & Paleontology",0385244X,Tokyo : National Science Museum,1992-12,18,4,p113-116,https://cir.nii.ac.jp/crid/1521980705324123264,