@article{Kosch2007a, author = "M. J. Kosch and T. Pedersen and E. Mishin and M. Starks and E. Gerken-Kendall and D. Sentman and S. Oyama and B. Watkins", title = "Temporal evolution of pump beam self-focusing at the High-Frequency Active Auroral Research Program", year = 2007 , journal = "J. Geophys. Res.", volume = 112, keywords = "amisr, muir", doi = "10.1029/2007JA012264" }