3) K. Sikka: “Development of Modified 9Cr-1Mo Steel for Elevated-Temperature Service”, Topical Conf. Ferritic Alloy for Use in Nuclear Energy Tech., Snowbird, Utah (1983, June), 317-328
5) A. ISEDA, K. YOSHIKAWA, M. KUBOTA, Y. HAYASE, and S. YAMAMOTO: “Application and Properties of Modified 9Cr-1Mo Steel Tubes and Pipe for Fossil-fired Power Plants”, The Sumitomo Search, 36 (1988), May, 17-30