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78Isochronal annealing ofpandn-type silicon irradiated at 80°KPhilosophical Magazine 20 (167): 951-964. 1969.
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102Birefringence, x-ray topography and electron microscope examination of the plastic deformation of diamondPhilosophical Magazine 15 (134): 267-279. 1967.
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9Symposium: Existence-Assumptions in Practical ThinkingIn Joseph Margolis (ed.), Fact and Existence, University of Toronto Press. pp. 110-144. 1969.