1. Cverna F, Horesh J, Whittle S, Yuko I (2001) Worldwide guide to equivalent nonferrous metals and alloys, 4th edn. ASM International, Materials Park, OH
2. Donachie MJ (2000) Titanium: a technical guide, 2nd edn. ASM International, Materials Park, OH
3. Standard specification for unalloyed titanium, for surgical implant applications (UNS R50250, UNS R50400, UNS R50550, UNS R50700) (2006) ASTM International, West Conshohocken, PA
4. Brunette DM, Tengvall P, Textor M, Thomsen P (2001) Titanium in medicine: material science, surface science, engineering, biological responses and medical applications, 1st edn. Springer, New York
5. Zhou YL, Niinomi M, Akahori T (2004) Effects of Ta content on Young’s modulus and tensile properties of binary Ti-Ta alloys for biomedical applications. Mater Sci Eng A 371:283–290