著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL National Research Council (U.S.). Transportation Research Board,"Durability, strength, and analysis of culverts and tunneling machines",,"Transportation Research Board, National Research Council",1986,Transportation research record,,0309041074,,https://cir.nii.ac.jp/crid/1130000797177863936