Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Maezaki Tomohiro and Ebina Yutaro and Zhou Libo and Shimizu Jun and Onuki Teppei and Ojima Hirotaka and Inui Masatomo,Simulation analysis for the effect of grain size variation to ground surface roughness,Proceedings of JSPE Semestrial Meeting,,The Japan Society for Precision Engineering,2017,2017S,0,135-136,https://cir.nii.ac.jp/crid/1390001205658548736,https://doi.org/10.11522/pscjspe.2017s.0_135