1. S. Takaishi, “The art of sword making – quality and beauty of Japanese swords,” Steel Res., 72, No. 10 (2001).
2. L. B. Akhangelskii, “Legendary arms,” Klinok, No. 3, 4–11 (2001).
3. M. Vyazhevich, “Magic of a steel blade,” Metallosnab. Sbyt, No. 1, 76–79 (1999).
4. M. P. Galkin, S. Ch. Pyasetskii, and N. N. Perevalov, “New materials and improved methods for preparing blade steel of the Damascus type,” Proizv. Prokata, No. 12, 5–12 (2006).