Ong, Z. C., Lim, H. C., Khoo, S. Y., Ismail, Z., Kong, K. K., & Abdul Ghaffar, A. R. (2017). Assessment of the Phase Synchronization Effect in Modal Testing During Operation. Zhejiang University Press.

Ong, Zhi Chao, Hong Cheet Lim, Shin Yee Khoo, Zubaidah Ismail, Keen Kuan Kong, and Abdul Rahman Abdul Ghaffar. Assessment of the Phase Synchronization Effect in Modal Testing During Operation. Zhejiang University Press, 2017.

Ong, Zhi Chao, et al. Assessment of the Phase Synchronization Effect in Modal Testing During Operation. Zhejiang University Press, 2017.