1. ASTM E 1820. Standard test method for measurement of fracture toughness, 2013, ASTM international, 100 Barr Harbor Drive, West Conshohocken, United States.
2. Calibrating the electrical potential method for studying slow crack growth;Johnson;Mater Res Stand,1965
3. Dosik KIM, Sangbok AHN, Key-soon LEE. The development of crack measurement system using the direct current potential drop method for use in the hot cell, JAERI conf–99–009. In: INIS, vol. 31, no. 8; 1999. p. 140–50.
4. Optimization of the electrical potential technique for crack growth monitoring in compact test pieces using finite element analysis;Aronson;J Test Eval,1979
5. Crack propagation in the hydrogen-induced brittle fracture of steel;Barnett;Trans AIME,1957