"山口正勝","ゴルフ・ボールの斜め衝突のシミュレーション",,"日本機械学会講演論文集",,,,,1998, "山口正勝","機械設計 “超よくわかる”機械設計入門 (分担)",,"日刊工業新聞社","日刊工業新聞社",,,,1997, "山口正勝","FFT 法を用いた打撃振動実験における Force & Response 窓関数の改良",,"日本機械学会論文集",,,,,1993, "Masakatsu Yamaguchi","An Improved Force-Response Window Function for Impact Vibration Testing",,"Proceedings of the Asia-Pacific Vibration Conference '93",,,,,1993, "山口正勝",,,,,,,,1985,