(1) M. Kabasawa: “Present and Future of Spot Welding for Automobile”, Journal of the Japan Welding Society, Vol. 68, pp. 74-78 (1999) (in Japanese)
樺沢真事:「自動車用スポット溶接技術の動向と課題」, 溶接学誌, 68, 4, pp. 74-78 (1999)
(2) T. Sonoda, Y. Takasaki, K. Amane, and A. Wada: “Development of a Portable Spot-Welding Machine”, Int. Conf. on Elec. Engi. 2001 Conf. Rec., pp. 1792-1795 (2001)
(3) T. Sonoda, T. Tagashira, S. Fujii, T. Mishima, T. Miyatake, and Y. Takasaki: “Development of a Magnetic Flux Controlled-Type Spot-Welding Machine”, The Papers of Technical Meeting on Magnetics, IEE Japan, MAG-01-153, pp. 33-37 (2001) (in Japanese)
園田敏勝·田頭忠幸·藤井誠也·三島 壮·宮武貴幸·高崎佳明: 「磁束制御形スポット溶接機の開発」, 電気学会マグネティックス研資, MAG-01-153, pp. 33-37 (2001)