Loshakov, A. V., Kipa, L. V., Malykhina, T. A., & Kasminin, M. G. (2019). Total Degradation of Agricultural Landscapes and Development of Matrices of Land Management Problems in Stavropol Region. KnE Life Sciences, 4(14), 427–432. https://doi.org/10.18502/kls.v4i14.5629