Friswell, M., Lei, Y., Adhikari, S., Friswell, M., & Adhikari, S. (2013). Vibration of nonlocal Kelvin–Voigt viscoelastic damped Timoshenko beams. International Journal of Engineering Science, 66-67, pp. 1-13. doi:10.1016/j.ijengsci.2013.02.004

Friswell, Michael, Y. Lei, S. Adhikari, M.I Friswell, and Sondipon Adhikari. "Vibration of Nonlocal Kelvin–Voigt Viscoelastic Damped Timoshenko Beams." International Journal of Engineering Science 66-67 (2013): 1-13.

Friswell, Michael, et al. "Vibration of Nonlocal Kelvin–Voigt Viscoelastic Damped Timoshenko Beams." International Journal of Engineering Science 66-67 (2013): 1-13.