Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) YAMADA Morio,The relation between displacement wave and pressure wave in a linear sound wave,Journal of the Physics Education Society of Japan,0385-6992,The Physics Education Society of Japan,2023-06-06,71,2,124-128,https://cir.nii.ac.jp/crid/1390296420726949376,https://doi.org/10.20653/pesj.71.2_124