Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SAKUMA Tetsuya and IWASE Teruo and YASUOKA Masahito,PREDICTION OF SOUND FIELDS IN ROOMS WITH MEMBRANE MATERIALS : Development of a limp membrane element in acoustical FEM analysis and its application,Journal of Architecture and Planning (Transactions of AIJ),13404210,Architectural Institute of Japan,1998,63,505,1-8,https://cir.nii.ac.jp/crid/1390282679757633280,https://doi.org/10.3130/aija.63.1_3