1. (1) T. W. Duerig and J. C. Williams: Beta titanium alloys in the 1980's, eds. R. R. Boyer and H. W. Rosenberg, Metallurgical Soc. AIME, Warrendale, PA, USA, (1984), 19-67.
2. (3) Materials properties hand book: Titanium alloys, eds. R. Boyer, G. Welsch and E. W. Collings, ASM International, Materials Park, OH, USA, (1994), 767-999.
3. (4) R. R. Boyer and H. W. Rosenberg: titanium alloys in the 1980's, eds. R. R. Boyer and H. W. Rosenberg, Metallurgical Soc. AIME, Warrendale, PA, USA, (1984), 1-8.
4. (6) R. R. Boyer and R. D. Briggs: J. Mater. Eng. and Performance, 14(2005), 681-685.
5. (7) J. D. Cotton, R. D. Briggs, R. R. Boyer, S. Tamitisakandala, P. Russo, N. Schetnikov and J. C. Fanning: JOM, 67(2015), 1281-1303.