00542naa#a2200181#i#450# EN\\bibl\113243 20260320155959.5 2311-1402 20090325b2009####ek#y0engy0150####ca RUS RU Otsenka ekologicheskikh riskov pri zagryaznenii bolot i ikh rekul'tivatsii Journal article Nizhnevartovsk Nizhnevartovsk State University 2009 4 с. Journal article local Vershinin Yu A Zubaydullin A A filvestnik.nvsu.ru