1. 4) K.Ono and R.Suzuki : Materia Jpn., 41 (2002), 28.
2. 5) H.Ohyama : Titanium Jpn., 50 (2002), 21.
3. 6) AMS4899 : "Titanium Alloy, Sheet, Strip, and Plate, 4.5Al-3V-2Fe-2Mo, Annealed", April (1996).
4. 7) M.Niinomi and J.C.Williams : Proc. World Conf. on Titanium, WileyVCH, Weinheim, Germany, to be published, (2003).
5. 8) R.R.Boyer : Mater Sci. Forum, 426-432 (2003), 643.