1. Methods of test for plane strain fracture toughness (KIc) of metallic materials, BS 5447;British Standards Institution,1977
2. Standard test method of plane strain fracture toughness of metallic materials;ASTM Standards;E399-78a,1979
3. Statistical characterization of fracture in the transition region;Landes,1980
4. Fracture toughness, tearing resistance and specimen size effects in submerged arc and manual metal arc weld in A533B plate;Milne;CEGB Report TPRD/L/2882/R85,1985
5. An analysis of elastic-plastic fracture toughness behaviour for JIc measurement in the transition region;Iwadate,1983