1. The Viscosity of the Earth's Mantle;Cathles,1975
2. Hydrodynamic and Hydromagnetic Stability;Chandrasekhar,1961
3. Early history of the Earth;Elsasser,1963
4. Energetics of core formation: A correction;Flasar;J. Geophys. Res.,1973
5. The viscosity of the core;Gans;J. Geophys. Res.,1972