Towards the azimuthal characteristics of ionospheric and seismic effects of “Chelyabinsk” meteorite fall according to the data from coherent radar, GPS and seismic networks
O.I. Berngardt, N.P. Perevalova, K.A. Kutelev, G.A. Zherebtsov, A.A. Dobrynina, N.V. Shestakov, R.V.Zagretdinov, V.F.Bakhtiyarov, O.A.Kusonsky PDF (full text) abstract