Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) 勝山 邦久,破壊予知の試み--破壊音からAEまで,Journal of Japan Society for Safety Enginennring,05704480,Japan Soceiety for Safety Engineering,1993,32,6,399-406,https://cir.nii.ac.jp/crid/1390001206242955392,https://doi.org/10.18943/safety.32.6_399