1. I. The stability of a spherical nebula
2. S. Chandrasekhar,Hydrodynamic and Hydromagnetic Instability(Clarendon, Oxford, 1961).
3. W. K. Rose,Astrophysics(Holt. Rinehard and Winston, New York, 1973), p. 23.
4. Some effects of suspended particles on the onset of Bénard convection
5. Suspended Particles and the Gravitational Instability