%0 Journal Article %A D. V. Kulyamin %A P. A. Ostanin %A V. P. Dymnikov %T Modelling of Earth's ionosphere F layer. Solution of the ambipolar diffusion equations %J Matematičeskoe modelirovanie %D 2019 %P 57-74 %V 31 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM_2019_31_4_a3/ %G ru %F MM_2019_31_4_a3