1. 1Nakadate, M. "Flight Test Overview of Low Altitude Stationary Flight Test Vehicle", The Fifth Stratospheric PlatformSystems Workshop, Feb.23-24,2005,Tokyo,Japan.
2. 2Kohno, T. "Flight Control of Low Altitude Stationary Flight Test Vehicle", The Fifth Stratospheric Platform Systems Workshop, Feb.23-24,2005, Tokyo, Japan.
3. 3Harada, K. "Buoyancy Control of Ground to Stratosphere/Low Altitude Stationary Flight Test Vehicles", The Fifth Stratospheric PlatformSystems Workshop, Feb.23-24, 2005, Tokyo, Japan.
4. 4Sasa, S., Yoshida, H., Ohashi, K., Miyazaki, T. "Flight Test Overview of Ground to Stratosphere Flight Test Vehicle",The FifthStratospheric PlatformSystems Workshop, Feb.23-24,2005, Tokyo, Japan.
5. 5Sasaki, Y., Eguchi, K., Kohno, T., Maekawa, S. "Scenario for Development of the SPF Airship Technology Demonstrator",The FifthStratospheric PlatformSystems Workshop, Feb.23-24,2005, Tokyo, Japan.