1. The effect of beta forging on several titanium alloys;Coyne;Metals Eng. Quart.,1968
2. The effect of alpha+beta forging on the fracture toughness of several high strength titanium alloys;Heitman;Metals Eng. Quart.,1968
3. L. J. Bartlo, Effect of microstructure on fatigue of Ti6Al4V bar, Am. Soc. Testing Mater. Spec. Tech. Publ. No. 459, p. 144.
4. R. A. Sprague, Low cycle fatigue properties of titanium alloys, Titanium Metallurgy Course, New York University, September 1969, Lecture No. 6.