Environment Protection Engineering
Environment Protection Engineering > 2012 > Vol. 38, nr 1 > 25-33
Environment Protection Engineering > 2012 > Vol. 38, nr 1 > 15-23
Environment Protection Engineering > 2012 > Vol. 38, nr 2 > 109--119
Environment Protection Engineering > 2012 > Vol. 38, nr 3 > 175--181