1. Ansell, G. S., in Oxide Dispersion Strengthening, ed. G. S. Ansell, T. D. Cooper and F. V. Lenel. Gordon & Breach, New York, 1968, p. 61
2. High temperature creep of Ni-20Cr-2ThO2 single crystals
3. Singer, R. F. and Arzt, E., in High Temperature Alloys for Gas Turbines and Other Applications, ed. W. Betz et al. D. Riedel, Dordrecht, 1986, p. 97
4. Orowan, E., Symposium on Internal Stresses. Institute of Metals, London, 1947, p. 451