Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL National Research Council (U.S.). Highway Research Board and National Research Council (U.S.). Transportation Research Board and National Cooperative Highway Research Program,National cooperative highway research program report,,"Highway Research Board, Division of Engineering, National Research Council, National Academy of Sciences",,,,,,https://cir.nii.ac.jp/crid/1130282270267760896