Friswell, M., Ajaj, R., Friswell, M., Bourchak, M., & Harasani, W. (2016). Span morphing using the GNATSpar wing. Aerospace Science and Technology, 53, pp. 38-46. doi:10.1016/j.ast.2016.03.009

Friswell, Michael, R.M Ajaj, M.I Friswell, M. Bourchak, and W. Harasani. "Span Morphing Using the GNATSpar Wing." Aerospace Science and Technology 53 (2016): 38-46.

Friswell, Michael, et al. "Span Morphing Using the GNATSpar Wing." Aerospace Science and Technology 53 (2016): 38-46.