1. Adamczyk, B., Kilpeläinen, P., Kitunen, V., & Smolander, A. (2014). Potential activities of enzymes involved in N, C, P and S cycling in boreal forest soil under different tree species. Pedobiologia, 57, 97–102.
2. Augusto, L., Bonnaud, P., & Ranger, J. (1998). Impact of tree species on forest soil acidification. Forest Ecology and Management, 105, 67–78.
3. Baldrian, P. (2014). Distribution of extracellular enzymes in soils: spatial heterogeneity and determining factors at various scales. Soil Science Society of America Journal, 78, 11–18.
4. Baldrian, P., & Šnajdr, J. (2011). Lignocellulose-degrading enzymes in soil. In G. Shukla & A. Varma (Eds.), Soil enzymology (pp. 167–186). Berlin: Springer-Verlag.
5. Błońska, E. (2015). Effect of stand species composition on the enzyme activity and organic matter stabilization in forest soil. Scientific papers of University of Agriculture in Krakow No. 527. Dissertation, Paper No., 404, 1–05.