For further information see [1, 2]

[1]Tanner F. X. and Zhu G.S. and Reitz R. D., Non-Equilibrium Turbulence Considerations for Combustion Processes in the Simulation of DI Diesel Engines, SAE Transactions Journal of Engines, vol. 109, no. 3, pp. 707-717, 2001.

[2] Tanner F.X., Zhu G.-S., Reitz R.D., A Non-Equilibrium Turbulence Dissipation Correction and Its Influence on Pollution Predictions for DI Diesel Engines, Proc. Spring Technical Conference of the ASME ICE Division, vol. 2, pp. 65-74, Philadelphia, PA, April 2001.