E.R. Thompson , "Anisotropic Toughness of a Carbide Reinforced Cobalt, Chromium Eutectic," J Composite Materials, Vol. 5 (1971), p. 237.
2.
H.G. Tattersall and G. Tappin, "The Work of Fracture and its Measurements in Metals, Ceramics and other Materials," J Materials Science , Vol. 1 (1966), p. 301.