Conditions for the spectrum associated with a leaky wire to contain the interval [? ?2/4, ?)

B.M. Brown, M.S.P. Eastham, I. Wood: Conditions for the spectrum associated with a leaky wire to contain the interval [? ?2/4, ?), Arch. Math., 90, 6 (2008), 554-558

Algorithmic derivation of isochronicity conditions

Hill, Joe M., Lloyd, Noel G., Pearson, Jane M., 'Algorithmic derivation of isochronicity conditions', Nonlinear Analysis (2007) 67, 52-69.

Evidence for the tongue of ionization under northward interplanetary magnetic field conditions

Pryse, Sian; Middleton, H. R.; Kersley, L.; Bust, G. S., 'Evidence for the tongue of ionization under northward interplanetary magnetic field conditions', Journal of Geophysical Research (2005) 110(A7) pp.A07301 RAE2008

The dayside high-latitude trough under quiet geomagnetic conditions: Radio tomography and the CTIP model

Pryse, Sian; Dewis, K.L.; Middleton, H.R.; Balthazor, R.L., (2005) 'The dayside high-latitude trough under quiet geomagnetic conditions: Radio tomography and the CTIP model', Annales Geophysicae 23(4) pp.1199-1206 RAE2008