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Altitude dependence of plasma density in the auroral zoneP. Janhunen, H. Laakso, Annika Olsson|Annales Geophysicae|2002Cited by 22
Alfvénic Electron Acceleration in Aurora Occurs in Global Alfvén Resonosphere RegionP. Janhunen, H. Laakso, Annika Olsson et al.|Space Science Reviews|2006Cited by 21
Different Alfvén wave acceleration processes of electrons in substorms at ~4-5 <i>R<sub>E</sub></i> and 2-3 <i>R<sub>E</sub></i> radial distanceP. Janhunen, J. C. Samson, J. Hanasz et al.|Annales Geophysicae|2004Cited by 21
The occurrence frequency of auroral potential structures and electric fields as a function of altitude using Polar/EFI dataP. Janhunen, H. Laakso, Annika Olsson|Annales Geophysicae|2004Cited by 15