The IDV index : Its derivation and use in inferring long-term variations of the interplanetary magnetic field strengthSVALGAARD, Leif; CLIVER, Edward W.Journal of geophysical research. 2005, Vol 110, Num A12, pp A12103.1-A12103.9, issn 0148-0227Article

Heliospheric magnetic field 1835―2009SVALGAARD, Leif; CLIVER, Edward W.Journal of geophysical research. 2010, Vol 115, Num A9, issn 0148-0227, A09111.1-A09111.13Article

Interhourly variability index of geomagnetic activity and its use in deriving the long-term variation of solar wind speedSVALGAARD, Leif; CLIVER, Edward W.Journal of geophysical research. 2007, Vol 112, Num A10, issn 0148-0227, A10111.1-A10111.32Article

Sunspot cycle 24 : Smallest cycle in 100 years?SVALGAARD, Leif; CLIVER, Edward W; KAMIDE, Yohsuke et al.Geophysical research letters. 2005, Vol 32, Num 1, pp L01104.1-L01104.4, issn 0094-8276Article

Semiannual variation of the geomagnetic Dst index: Evidence for a dominant nonstorm componentCLIVER, Edward W; KAMIDE, Y; LING, A. G et al.Journal of geophysical research. 2001, Vol 106, Num A10, pp 21297-21304, issn 0148-0227Article