Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yohei KARASAKI and KUWANO Reiko and OTSUBO Masahide,"Surface-wave survey at a ground cave-in site in Abira town, Hokkaido",SEISAN KENKYU,0037105X,Institute of Industrial Science The University of Tokyo,2021-11-01,73,5,367-369,https://cir.nii.ac.jp/crid/1390853188960249600,https://doi.org/10.11188/seisankenkyu.73.367