Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) YAMASHITA Tairi and MAEDA Kengo and WATANABE Kinya,"Training in Pitch by Using Techniques of Educational Technology, II : Pitches and intervals of Vocal Sounds on C^1 Major Scale",The Bulletin of Japanese Curriculum Research and Development,0288-0334,Japan Curriculum Research and Development Association,1981,6,1,55-60,https://cir.nii.ac.jp/crid/1390001205163802752,https://doi.org/10.18993/jcrdajp.6.1_55