1. Acar, M., Celik, I., & Günal, H. (2018). Effects of long-term tillage systems on aggregate-associated organic carbon in the eastern Mediterranean region of Turkey. Eurasian Journal of Soil Science, 7(1), 51–58. https://doi.org/10.18393/ejss.335329
2. Artyushin, A. M., Florinsky, M. A., Lunev, M. I., Efremov, E. N., Sychev, V. G., & Kolokoltseva, I. V. (1992). Methodological guide for determination of heavy metals in agricultural soils and plant products. TsINAO. (in Russian).
3. Bauer, T. V., Minkina, T. M., Mandzhieva, S. S., Chaplygin, V. A., Nevidomskaya, D. G., Sushkova, S. N., & Bakoev, SYu. (2015). Background content and composition of zinc, copper and lead compounds in Haplic Chernozem of natural landscapes of the Rostov oblast. Nauchn. Zh. Ross. Nauchno-Issled Inst Probl Melior, 4(20), 186–199. in Russian.
4. Biryukova, O. A., Bozhkov, D. V., Minkina, T. M., Medvedeva, A. M., & Elnikov, I. I. (2015). Models of winter wheat yield based on calcareous chernozem fertility parameters. American Journal of Agricultural and Biological Sciences, 10(4), 186–196. https://doi.org/10.3844/ajabssp.2015.186.196
5. Burachevskaya, M., Minkina, T., Mandzhieva, S., Bauer, T., Chaplygin, V., Zamulina, I., Sushkova, S., Fedorenko, A., Ghazaryan, K., Movsesyan, H., & Makhinya, D. (2019). Study of copper, lead, and zinc speciation in the Haplic Chernozem surrounding coal-fired power plant. Applied Geochemistry, 104, 102–108. https://doi.org/10.1016/j.apgeochem.2019.03.016