%0 Journal Article %A Yu. P. Phrolov %T Energetics of the biosphere and its safety %J Vestnik Samarskogo universiteta. Estestvennonaučnaâ seriâ %D 2010 %P 208-218 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSGU_2010_4_a25/ %G ru %F VSGU_2010_4_a25