Teirumnieka, Ērika, Ilmārs Kangro, Edmunds Teirumnieks, Harijs Kalis, and Aigars Gedroics. 2015. “The Mathematical Modeling of Ca And Fe Distribution In Peat Layers”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 2 (August): 40-47. https://doi.org/10.17770/etr2011vol2.1004.