Experiment with Injection of Powerful Plasma Jet into the Ionosphere

R.Z. Sagdeev, G.G. Managadze, A.A. Martinson, Yu.A. Romanowsky, R.I. Moisya, Willibald Riedler, Martin Friedrich, T.G. Adeishvily, S.B. Lyakhov, L.S. Novikov, N.A. Leonov, T.I. Gagua, I.I. Slyusarenko