Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Hoshiba Kotaro and Hirata Shinnosuke and Hachiya Hiroyuki,Measurement of ultrasonic transmission attenuation characteristics of canvas fabric,Acoustical Science and Technology,13463969,ACOUSTICAL SOCIETY OF JAPAN,2015,36,2,171-174,https://cir.nii.ac.jp/crid/1390282680065192576,https://doi.org/10.1250/ast.36.171