1. GoldsmithI. M. “A Study to Define the Research and Technology Requirements for Advanced Turbo/Propfan Transport Aircraft,” NASA CR-166138, 1981.
2. MileyS. J.von LavanteE. “Propeller Propulsion System Integration—State of Technology Survey,” NASA CR-3882, 1985.
3. HagerR. D.VrabelD. “Advanced Turboprop Project,” NASA SP-495, 1988.
4. WhitlowJ. B.SieversG. K. “Fuel Savings Potential of the NASA Advanced Turboprop Program,” NASA TM-83736, 1984.
5. RevellJ. D.TullisR. H. “Fuel Conservation Merits of Advanced Turboprop Transport Aircraft,” NASA CR-152096, 1977.