Presentation of Problems and Discussion of Results.- Numerical Simulation of Compressible Viscous Flows. A Survey.- Experimental Flowfields around NACA0012 Airfoils located in Subsonic and Supersonic Rarefied Air Streams.- Viscous Perturbation for the Compressible Euler Equations. Application to the Numerical Simulation of Compressible Viscous Flows.- Solution of the Compressible Navier-Stokes Equations by Least-Squares and Finite Element Methods.- Computation of Viscous Transonic Flows using an Unsteady Type Method and Zonal Grid Refinement Technique.- A Multistage Multigrid Method for the Compressible Navier-Stokes Equations.- Solutions of the Navier-Stokes Equations for Sub- and Supersonic Flows in Rarefied Gases.- A Finite Element Method for Solving Navierr-Stokes Equations.- Using an Unfactored Implicit Predictor-Corrector Method.- Implicit Central Difference Simulation of Compressible Navier-Stokes Flow Over a NACA0012 Airfoil.- Numerical Solution of Two-dimensional Compressible Navier-Stokes Equations Using Rational Runge-Kutta Method.- Compressible Viscous Flow around a NACA0012 Airfoil.- Solution of the Compressible Navier-Stokes Equations for a Double Throat Nozzle.- Solution of 2D Compressible Navier-Stokes Equations for a Double Throat Nozzle by Means of Implicit Finite Volume Method.- Computations for Viscous Compressible Flows in a Double Throat Nozzle.- Numerical Simulation of Compressible Laminar Nozzle Flow.- Numerical Simulation of Compressible Navier-Stokes Flow in a Double Throat Nozzle.- An Implicit Flux-Split Algorithm for the Compressible Navier-Stokes Equations.