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Archives of Environmental Protection > 2014 > Vol. 40, no. 3 > 29--42
Environment Protection Engineering > 2009 > Vol. 35, nr 3 > 41-51
Archives of Environmental Protection > 2014 > Vol. 40, no. 3 > 29--42
Environment Protection Engineering > 2009 > Vol. 35, nr 3 > 41-51