1. G. Cook, R.H. Dickerson, Am. J. Phys. 63, 737 (1995)
2. R. Baierlein, Am. J. Phys. 69, 483 (2001)
3. F.D. Stacey, Geophys. Surv. 3, 175 (1977)
4. D.L. Anderson, Theory of the Earth (Blackwell Scientific Publications, 1989). http://resolver.caltech.edu/CaltechBook:1989.001
5. M.J. Moran, H.N. Shapiri, D.D. Boettner, M.B. Bailey, Fundamentals of Engineering Thermodynamics (Wiley, 2018)