Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
Nakagawa Hiroshi,Free field method of measuring absorption coefficient,THE JOURNAL OF THE ACOUSTICAL SOCIETY OF JAPAN,03694232,Acoustical Society of Japan,2011,67,4,169-173,https://cir.nii.ac.jp/crid/1390282681543887488,https://doi.org/10.20697/jasj.67.4_169