%0 Journal Article %T Otsenka ekologicheskikh riskov pri zagryaznenii bolot i ikh rekul'tivatsii %A Vershinin, Y.. %A Zubaydullin, A.. %K %J Bulletin of Nizhnevartovsk State University %D 2009 %N 0 %P 4 %I Nizhnevartovsk State University