Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Miki Yasushi,Acoustical properties of porous materials. Generalizations of empirical models.,Journal of the Acoustical Society of Japan (E),0388-2861,Acoustical Society of Japan,1990,11,1,25-28,https://cir.nii.ac.jp/crid/1390282680066083840,https://doi.org/10.1250/ast.11.25