1. Increased Helicopter Capability Through Advanced Powerplant Technology
2. 3Kawa, M. M. "Development of Particle Separator Engine Air Induction System for the OH-58A Light Observation Helicopter,11Bell Helicopter Co. Kept. Fort Worth, TX, Sept. 1969, pp.1-34.
3. 4Stamp, J. "Development of the Type Test Report for Centrisep(TM) Unit, QB0342," Aircraft Porous Media Europe Ltd., Rept. TTRB0342, Portsmouth, England, UK,Dec. 1984, pp.1-37.
4. Investigation of Feasibility of Integral Gas Turbine Engine Solid Particle Inlet Separators. Phase 1. Feasibility Study and Design