1. Tornado-type wind energy system;Yen,1975
2. Tornado-type wind energy system;Yen,1979
3. Investigations of the tornado wind energy systems;Yen,1982
4. The tornado wind energy conversion (TWECS) evaluation program at New York University;Müller,1981
5. Experimental and theoretical study of the tornado type wind energy system (TWES);Windrich,1981