1. The toughness testing of tool materials;Berry,1972
2. Fracture toughness of cemented carbides;Yen,1971
3. Fracture toughness testing and its applications;ASTM STP,1965
4. Review of developments in plane strain fracture toughness testing,1970
5. The application of fracture mechanics to cemented tungsten carbides;Kenny;Powder Met.,1971