 A dynamic subgrid-scale eddy viscosity model by Massimo Germano and others (1990)

Center for Turbulence Research, Proceedings of the Summer Program 1990, pp. 5–17. Introduction equations 1–2: Smagorinsky viscosity. Section 2 equations 3–7: filtering and subgrid stress. Section 2: dynamic two-filter formulation; introductory discussion of backscatter limitations.