Pan, Y., Shen, W., Ding, H., Hwang, C., Li, J., & Zhang, T. (2015). The Quasi-Biennial Vertical Oscillations at Global GPS Stations: Identification by Ensemble Empirical Mode Decomposition. Sensors (Basel).

Pan, Yuanjin, Wen-Bin Shen, Hao Ding, Cheinway Hwang, Jin Li, and Tengxu Zhang. "The Quasi-Biennial Vertical Oscillations At Global GPS Stations: Identification By Ensemble Empirical Mode Decomposition." Sensors (Basel) 2015.

Pan, Yuanjin, et al. "The Quasi-Biennial Vertical Oscillations At Global GPS Stations: Identification By Ensemble Empirical Mode Decomposition." Sensors (Basel) 2015.