1. Bajaj, N. K., , J. N., Tandon, , Nucl. Fusion, 8, 297 1968,
2. Ion velocity distributions in a partially ionized plasma;Banks;Phys. Fluids,1968
3. A model for collision processes in gases, I, Small amplitude processes in charged and neutral one-component systems;Bhatnagar;Phys. Rev.,1954
4. Brandt, J. C., , Introduction to the Solar Wind, W. H. Freeman, San Francisco, Calif., 1970,
5. Burgers, J. M., , Flow Equations for Composite Gases, Academic, New York, 1969,