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2. ASTM, Plane Strain Crack Toughness Testing of High Strength Metallic Materials, STP 410, 1966.
3. ASTM, Review of Developments in Plane Strain Fracture Toughness Testing, STP 463, 1970.
4. ASTM, Mindlin and Landgraf, Use of Computers in the Fatigue Laboratory, ASTM STP 613, 1975.
5. ASTM, Cullen, Landgraf, Kaisand, Underwood, Automated Test Methods for Fracture and Fatigue Crack Growth, ASTM STP 877 1983.