Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) ONODERA Yasuhiro and HIDESHIMA Yoshiaki and TSUJI Osamu,Liquefaction Resistance of Backfill Soil around Underground Pipes with Improved Gradation,"Water,Land and Environmental Engineering",1882-2770,The Japanese Society of Irrigation Drainage and Rural Engineering,2014,82,12,"959-962,a1",https://cir.nii.ac.jp/crid/1390846609792453632,https://doi.org/10.11408/jjsidre.82.12_959