1. Berthelier, A., J.-J. Berthelier, and C. Guérin, The effect of the east-west component of the interplanetary magnetic field on magnetospheric convection as deduced from magnetic perturbations at high latitudes, J. Geophys. Res., 79(22), 3187–3192, 1974.
2. Berthelier, A., and C. Machard,sdasd Small scale intense field aligned current sheets in the northern polar cusp, in The Polar Cusp, ed. by J. A. Holtet and A. Egeland, 235–242, Reidel, 1985.
3. Berthelier, J.-J., C. Machard, J.-C. Cerisier, A. Berthelier, and J.-M. Bosqued, ULF magnetic turbulence in the high latitude topside ionosphere, J. Geophys. Res., 93(A6) 5701–5712, 1988.
4. Bosqued, J.-M., J.-A. Sauvaud, H. Rème, J. Crasnier, D. Roux, Yu.I. Galperin, T.M. Moularchik, and V.A. Gladyshev, Evidence for ion energy dispersion in the polar cusp related to a northward directed IMF, in Results of the ARCAD-3 Project and of the Recent Programs in Magnetospheric and Ionospheric Physics, 331–341, CNES, France, 1984.
5. Bythrow, P.F., R.A. Heelis, W.B. Hanson, R.A. Power, and R.A. Hoffman, Observational evidence for a boundary layer source of dayside Region 1 field aligned currents, J. Geophys. Res., 86(A7), 5577–5589, 1981.