Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Komatsu Akira and Tanamura Shiro and NIishioka Hidetoshi and Aoki Hifumi,Static Axial Reciprocal Load Test of Screwed Steel Pile(No.1),Proceedings of the Japan National Conference on Geotechnical Engineering,,The Japanese Geotechnical Society,2003,JGS38,0,1487-1488,https://cir.nii.ac.jp/crid/1390001205598089600,https://doi.org/10.11512/jiban.jgs38.0.1487.0