1. Ben’kova, N.P., Bukin, G.V., Davoust, K., Kerblay, T.S., Lafey, M., Taieb, Sh., and Faynot, G.M., Results of ionospheric observations at Kerguelen and Sogra magnetoconjugate points, Geomagn. Aeron., 1969, vol. 7, no. 5, pp. 815–824.
2. Hanson, W.B., Electron temperatures in the upper atmosphere, Space Res., 1963, no. 3, pp. 282–302.
3. Huang, C.Y., Burke, W.J., and Lin, C.S., Two observed consequences of penetration electric fields, J. Atmos. Sol.-Terr. Phys., 2009, vol. 31, pp. 1614–1622.
4. Khegai, V.V., Legen’ka, A.D., and Kim, V.P., Comparative analysis of disturbances in the midlatitude ionospheric F2 layer during strong and extreme magnetic storms in March 2001 according to the data from magnetically conjugate ground ionospheric stations, Geomagn. Aeron. (Engl. Transl.), 2009, vol. 49, no. 5, pp. 599–609.
5. Kikuchi, T., Ebihara, Y., Hashimoto, K.K., Kataoka, R., Hori, T., Watari, S., and Nishitani, N., Penetration of the convection and overshielding electric fields to the equatorial ionosphere during a quasiperiodic DP 2 geomagnetic fluctuation event, J. Geophys. Res., 2010, vol. 115, no. A05209.