1. Low Noise Cruise Efficient Short Take-Off and Landing Transport Vehicle Study
2. The ADAM III V/STOL concept
3. National Aeronautics and Space Administration Lewis Research Center, Aircraft Propulsion, NASA SP-259, 1971, pp. 142-144.
4. Gohardani, A. S.(ed.),Distributed Propulsion Technology, Nova Science Publishers, Inc., New York, 2014, pp.173-184.