Friswell, M., Ajaj, R. M., Flores, E. I. S., Friswell, M. I., & O, F. A. D. D. l. (2015). Span Morphing Using the Compliant Spar. Journal of Aerospace Engineering, 28(4), p. 04014108. doi:10.1061/(ASCE)AS.1943-5525.0000442

Friswell, Michael, R. M. Ajaj, E. I. Saavedra Flores, M. I. Friswell, and F. A. Diaz De la O. "Span Morphing Using the Compliant Spar." Journal of Aerospace Engineering 28, no. 4 (2015): 04014108.

Friswell, Michael, et al. "Span Morphing Using the Compliant Spar." Journal of Aerospace Engineering 28.4 (2015): 04014108.