Amer, T. S., Bek, M. A., & Hamada, I. S. (2016). On the Motion of Harmonically Excited Spring Pendulum in Elliptic Path Near Resonances. Wiley.

Amer, T. S., M. A. Bek, and I. S. Hamada. On the Motion of Harmonically Excited Spring Pendulum in Elliptic Path Near Resonances. Wiley, 2016.

Amer, T. S., et al. On the Motion of Harmonically Excited Spring Pendulum in Elliptic Path Near Resonances. Wiley, 2016.