@article{Samara2010a, author = "M. Samara and R. G. Michell", title = "Ground-based observations of diffuse auroral frequencies in the context of whistler mode chorus", year = 2010 , journal = "J. Geophys. Res.", volume = 115, keywords = "amisr, pfisr, pfrr", doi = "10.1029/2009JA014852" }