Z-2989/II
Spojené státy americké. Environmental Protection Agency
Erosion and sediment control : surface mining in the Eastern U.S.. Vol. 2, Design / ed. United States Environmental Protection Agency. -- Washington, DC : United States Environmental Protection Agency, 1976. -- 136 s.
eroze půdy. povrchové doly. sedimenty. těžba nerostných surovin
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