Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) "Yasumoto,Kazumi and Hitomi,Yoshiya and Nishizuka,Dai",P43. Introduction of cave investigation of Meiji period coal mining gallery remaining under a road,研究発表会講演論文集,,日本応用地質学会,2013-10-24,平成25年度,,219-220,https://cir.nii.ac.jp/crid/1543950420040590592,