TY - RPRT TI - An exterior Poisson solver using fast direct methods and boundary integral equations with applications to nonlinear potential flow AU - Young, D. P. AU - Woo, A. C. AU - Bussoletti, J. E. AU - Johnson, F. T. PY - 1986 UR - https://ntrs.nasa.gov/citations/19870026598 ID - 19870026598 ER -