@Article{acp-6-5515-2006,
AUTHOR = {Brattli, A. and Blix, T. A. and Lie-Svendsen, {\O}. and Hoppe, U.-P. and L\"ubken, F.-J. and Rapp, M. and Singer, W. and Latteck, R. and Friedrich, M.},
TITLE = {Rocket measurements of positive ions during polar mesosphere winter echo conditions},
JOURNAL = {Atmospheric Chemistry and Physics},
VOLUME = {6},
YEAR = {2006},
NUMBER = {12},
PAGES = {5515--5524},
URL = {http://www.atmos-chem-phys.net/6/5515/2006/},
DOI = {10.5194/acp-6-5515-2006}
}