1. J.M. Markowitz, Internal Zirconium Hydride Formation in Zircaloy Fuel Element Cladding Under Irradiation, WAPD-TM-351, Bettis Atomic Power Laboratory, May 1963.
2. The behaviour of defective reactor fuel
3. R.A. Proebstle, J.H. Davies, T.C. Rowland, D.R. Rutkin, J.S. Armijo, The mechanism of defection of zircaloy–clad fuel rods by internal hydriding, in: Proc. Topl. Mtg. Commercial Nuclear Fuel Technology Today, American Nuclear Society, Toronto, Canada, April 28–30, 1975.
4. J.H. Davies, Secondary damage in LWR fuel following PCI defection – characteristics and mechanisms, in: Proc. Topl. Mtg. Defected Zirconium Alloy Clad Ceramic Fuel in Water Cooled Reactors, Chalk River, Canada, September 17–21, 1979, IWGFPT/6, p. 135, International Atomic Energy Agency 1980.