Yasuaki Okada, Tomokazu Tsuboi, Tomoki Ichikawa, Tomoaki Uemura, Koichi Yoshihisa. Comparison of sound emission models for road vehicles in Japan and European countries. ACOUSTICAL SCIENCE AND TECHNOLOGY. 2023. 44. 3. 176-185
Yasuaki Okada, Tomoki Ichikawa, Koichi Yoshihisa, Tomoaki Uemura, Miki Yonemura, Hyojin Lee, Shinichi Sakamoto, Katsuya Yamauchi. Sound power level of road vehicles running on dense asphalt pavement at various sites in Japan. ACOUSTICAL SCIENCE AND TECHNOLOGY. 2020. 41. 3. 598-606
Yasuaki Okada, Koichi Yoshihisa, Shinya Hyodo. Directivity of amplitude modulation sound around a wind turbine under actual meteorological conditions. Acoustical Science and Technology. 2019. 40. 1. 40-48
Yasuaki Okada, Yui Mizutani, Koichi Yoshihisa, Teruo Iwase. Experimental study on noise radiation from wind turbines. The Journal of the Acoustical Society of America. 2016. 140. 4. 3383-3383