Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Nakae Takashi and Ryu Takahiro and Hirose Shingo,Fundamental Study on Suppression Effect of High Grade Audio Rack with Cast Iron Powder,大分大学理工学部紀要,,大分大学理工学部,2023-03-01,1,,1-7,https://cir.nii.ac.jp/crid/1390296354163984128,https://doi.org/10.51073/17212