Velocity of E-region HF echoes under strongly-driven electrojet conditions.Published in:Annales Geophysicae (ANGEO) (09927689), 2012, v. 30, n. 1, p. 235, doi. 10.5194/angeo-30-235-2012By:Gorin, J. D.;Koustov, A. V.;Makarevich, R. A.;St.-Maurice, J.-P.;Nozawa, S.Publication type:Article