1. The inherent tensile strength of iron;Clatterbuck;Philosophical Magazine Letters,2002
2. Large chunks of very strong steel;Bhadeshia;Materials Science and Technology,2005
3. J. Perkins, Doubts cast on graphene strength claims, Materials World, 20 December 2015.
4. Quantum Theory of Magnetism;White,2007
5. Pressure-temperature phase diagram of iron to 200 kbar, 900∘C;Bundy;Journal of Applied Physics,1965