%0 Journal Article %A G. I. Churilov %T Ecological aspects of nanocrystallic copper action upon the system ``soil-plants-animals'' %J Vestnik Samarskogo universiteta. Estestvennonaučnaâ seriâ %D 2009 %P 206-212 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSGU_2009_6_a20/ %G ru %F VSGU_2009_6_a20