@article{Akbari2012a, author = "H. Akbari and J. L. Semeter and H. Dahlgren and M. Diaz and M. Zettergren and A. Strømme and M. J. Nicolls and C. Heinselman", title = "Anomalous ISR echoes preceding auroral breakup: Evidence for strong Langmuir turbulence", year = 2012 , journal = "Geophys. Res. Lett.", volume = 39, keywords = "amisr, pfisr, pfrr", doi = "10.1029/2011GL050288" }