WADSWORTHN. J. and THOMPSONN.: Philos. Mag., 1954, 45, 223.
2.
THOMPSONN., WADSWORTHN., and LOUATN.: ibid., 1956, 47, 113.
3.
FORSYTHP. J. E.: ibid., 1957, 2, 437.
4.
FORSYTHP. J. E.: Proc. R. Soc., 1957, A243, 198.
5.
COTTRELLA. H. and HULLD.: ibid., 1957, A242, 211.
6.
MAYA. N.: Nature, 1960, 185, 303.
7.
FORSYTHP. J. E.: Acta Metall., 1963, 11, 703.
8.
JACOBYG.: ‘Review of fractographic analysis methods for fatigue fracture surfaces’, TR.No. 37, Institute for the Study of Fatigue and Reliability, Columbia University, July 1966.
9.
TOMKINSB. and BIGGSW. D.: J. Mater. Sci., 1969, 4, 544.
10.
PLUMBRIDGEW. J. and RYDERD. A.: Metall. Rev., 1969, Review136, pp. 119–142.
11.
PLUMBRIDGEW. J.: J. Mater. Sci., 1972, 7, 939.
12.
WANHILLR. J. H.: ‘Fractography of fatigue crack propagation in 2024-T3 and 7075-T6 aluminum alloys tested in air and vacuum’, National Aerospace Laboratory, NLR TR 74094 U, April1974.
13.
HOEPPNERD. W.: ‘Fatigue Crack Propagation’, ASTM STP415, 1967, pp. 486–504.
14.
SQUAREA (ABBOTTE. A.): ‘Flatland, a romance of many dimensions’, pp. 85–86. 1952: New York(Dover Publications).