Strachel, R., Wyszkowska, J. and Baćmaga, M. 2017. The effect of nitrogen on the microbiological and biochemical properties of zinc-contaminated soil. Journal of Environmental Engineering and Landscape Management. 25, 1 (Mar. 2017), 13-22. DOI:https://doi.org/10.3846/16486897.2016.1184154.