1. 1) K. Tachikawa: “Metallic superconductors [1]”, TEION KOGAKU 44 (2009) 456-460 (in Japanese)
2. 太刀川恭治:「金属系超伝導線材 [1]」,低温工学 44 (2009) 456-460
3. 2) Heraeus社カタログ, PVS-B60 (1985)
4. 3) Allegheny Technology 社、private communication (2009)
5. 4) T. Shimada, et al.: “Manufacturing of superconducting cable for the LHC-key technology and statistical analysis”, IEEE Trans. Appl. Supercond. 12 (2002) 1075-1078