Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Matsui Tamotsu and Park Sam Gyu,A TUNNEL ROCK MASS CLASSIFICATION TECHNIQUE AND ITS APPLICABILITY USING RESISTIVITY AND SEISMIC WAVE VELOCITY,Doboku Gakkai Ronbunshu,02897806,Japan Society of Civil Engineers,1996-09-21,1996,547,117-125,https://cir.nii.ac.jp/crid/1390282680285316096,https://doi.org/10.2208/jscej.1996.547_117