1. 1) K. Nishimoto, S. Natsume, K. Ogawa and O. Matsumoto:in 'Welding of stainless steel', Tokyo, Japan, Sanpo, (2001), 88 and 130.
2. 4) 例えばYousetsuyakinkenkyu no shinpo to kongo no tenbou, JWS BULLETIN 15 (2003), 219-220. (in Japanese)
3. 5)T. Koseki : Yousetsuyakinkenkyu no shinpo to kongo no tenbou, JWS BULLETIN 15 (2003), 27-38. (in Japanese)