Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
Kuga Shin-ichi,On the Sound Directivity and Sound Transmission of Circular or Slit-Like Openings of Diffused Sound Field,THE JOURNAL OF THE ACOUSTICAL SOCIETY OF JAPAN,03694232,Acoustical Society of Japan,1959,15,4,231-239,https://cir.nii.ac.jp/crid/1390282681540557184,https://doi.org/10.20697/jasj.15.4_231