1. South, J.C., and Brandt, A.: Application of a multi-level grid method to transonic flow calculations. Transonic Flow Problems in Turbomachinery, edited by T.C. Adamson and M.F. Platzer, Hemisphere, Washington, 1977
2. Jameson, A.: Acceleration of transonic potential flow calculations on arbitrary meshes by the multiple grid method. AIAA-Paper 79-1458, AIAA 4th CFD Conference, Williamsburg, July 1979
3. Schmidt, W., Jameson, A., Whitfield, D.: Finite volume solution for the Euler equations for transonic flow over airfoils and wings including viscous effects. AIAA-Paper 81-1265, AIAA 14th FPD Conference, Palo Alto, June 1981
4. Ni, R.H.: A multiple grid scheme for solving the Euler equations. 5th AIAA CFD Conference, AIAA-Paper 81-1025, June 1981, Palo Alto
5. Jameson, A.: An alternating direction method for the solution of the transonic small disturbance equation. New York Univ., ERDA Report COO-3077-96, 1975.