Retrieved 2014-07-05. ↑ The Samurai Sword, Discovery Channel documentary ↑ Is Stainless Steel Suitable for Swords?, Sword Forum online magazine, March 1999 ↑ "A Beginners Guide to Authentic Japanese Swords". sword-buyers-guide.com. Retrieved 2014-05-27. ↑ "School of Swords | Learn about real swords | Real Japanese Swords | Real European Swords". schoolofswords.com. Archived from the original on 2012-12-11.