TY - RPRT TI - Preconditioned upwind methods to solve 3-D incompressible Navier-Stokes equations for viscous flows AU - Hsu, C.-H. AU - Chen, Y.-M. AU - Liu, C. H. PY - 1990 UR - https://ntrs.nasa.gov/citations/19900051591 ID - 19900051591 ER -