1. Roache, P. J., Numerical Solutions of Compressible and Incompressible Laminar Separated Flows, Ph.D. dissertation, Dept. of Aero-Space Engineering,Univ. of Notre Dame, Notre Dame, Ind.Nov. 1967
2. also Roache, P. J. and Mueller, TV J., AIAA Paper 68-741, Los Angeles, 1968.
3. Weak solutions of nonlinear hyperbolic equations and their numerical computation
4. Forsythe, G. E. and Wasow, W., Finite Difference Methods for Partial Differential Equations, Wiley, New York, 1960, pp.444.