[Reports] / Amer.inst.of aeronautics and astronautics. N 89-2895 : use of richardson extrapolation in PNS solutions of rocket nozzle flow : Rep. presented at the AIAA/ASME/SAE/ASEE 25th joint propulsion conf.,Monterey(Ca),July 10-12,1989 / A.L.Dang,H.Kehtarnavaz,D.E.Coats, 1989. - 12 p. - Текст : непосредственный.