Effect of Side Wind on the Directional Stability and Aerodynamics of a Hybrid Buoyant AircraftAnwar U Haque, Waqar Asrar, Ashraf A Omar, Erwin Sulaeman and Mohamed J.S AliMATEC Web of Conferences, 40 (2016) 02006DOI: https://doi.org/10.1051/matecconf/20164002006