Balsley, B. B.Woodman Pollitt, Ronald FranciscoSarango, M.Urbina, J.RodrÃguez, R.Ragaini, E.Carey, J.2018-07-062018-07-061993-09Balsley, B. B., Woodman, R. F., Sarango, M., Urbina, J., RodrÃguez, R., Ragaini, E., & Carey, J. (1993). Southern-hemisphere PMSE: Where are they?.==$Geophysical Research Letter, 20$==(18), 1983-1985. https://doi.org/10.1029/93GL02244index-oti2018http://hdl.handle.net/20.500.12816/1761We report a surprising absence of PMSE (Polar Mesospheric Summer Echoes) in VHF radar observations of the southern summer high-latitude mesosphere. Our observations cover about twenty days during January-February, 1993, from King George Island, Antarctica.application/pdfenginfo:eu-repo/semantics/restrictedAccessEchoesMesosphereIonosphereRadarSouthern-hemisphere PMSE: Where are they?info:eu-repo/semantics/articlehttp://purl.org/pe-repo/ocde/ford#1.05.01Geophysical Research Lettershttps://doi.org/10.1029/93GL02244