(2011) Liu W. L., T. E. Sarris, X. Li, R. Ergun, V. Angelopoulos, and K. H. Glassmeier, (2011) Spatial structure and temporal evolution of a dayside poloidal ULF wave event, Geophysics Research Letters, doi:10.1029/2011GL049476
(2010) Liu W. L., T. E. Sarris, X. Li, R. Ergun, V. Angelopoulos, J. Bonnell, and K. H. Glassmeier, (2010) Solar wind influence on Pc4 and Pc5 ULF wave activity in the inner magnetosphere, Journal of Geophysical Research, 115, A12201, doi:10.1029/2010JA015299
(2009) Liu W. L., T. E. Sarris, X. Li, S. R. Elkington, R. Ergun, V. Angelopoulos, J. Bonnell, and K. H. Glassmeier, (2009) Electric and magnetic field observations of Pc4 and Pc5 pulsations in the inner magnetosphere: a statistical study, Journal of Geophysical Research, 114, A12206, doi:10.1029/2009JA014243
(2009) Liu W. L., X. Li, T. Sarris, C. Cully, R. Ergun, V. Angelopoulos, D. Larson, A. Keiling, K. H. Glassmeier, and H. U. Auster (2009), Observation and modeling of the injection observed by THEMIS and LANL satellites during the 23 March 2007 substorm event, Journal of Geophysical Research, 114, A00C18, doi:10.1029/2008JA013498
(2005) Liu, W. L.; Fu, S.Y.; Zong, Q.-G.; Pu, Z.Y.; Yang, J.; Ruan, P.(2005), Variations of N+/O+ in the ring current during magnetic storms Geophysics Research Letters, Vol. 32, doi:10.1029/2005GL023038