Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Tanaka Toshimitsu,Sound field analysis by using boundary element method,THE JOURNAL OF THE ACOUSTICAL SOCIETY OF JAPAN,03694232,Acoustical Society of Japan,1992,48,6,412-419,https://cir.nii.ac.jp/crid/1390282681543694592,https://doi.org/10.20697/jasj.48.6_412