1. Ferziger, J.H., Kaper, H.G.: Mathematical theory of transport processes in gases. North-Holland, Amsterdam (1972)
2. Hirschfelder, J., Curtiss, C., Bird, R.: Molecular theory of gases and liquids, p. 525. Wiley, New York (1964)
3. Colonna, G., Capitelli, M.: Spectrochimica Acta B 64, 863 (2009)
4. D’Ammando, G., Colonna, G., Pietanza, L.D., Capitelli, M.: Spectrochimica Acta B 65, 603 (2010)
5. http://webbook.nist.gov/