1. A Critical Analysis of Crack Propagation Laws
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3. 3D. F. Wilhelm (1967 ) Investigation of cyclic crack growth transitional behavior . InFatigue Crack Propagation. ASTM STP 415, pp. 363 -383 .
4. 4J. Schijve (1967 ) Significance of fatigue cracks in the micro-range and macro-range . InFatigue Crack Propagation. ASTM STP 415, pp. 415 -459 .