@article{Shakirov2026transformation, author={Shakirov, R.R. and Lugovskoy, A.M.}, title={Transformation of the Boundaries of the Forest-Steppe Zone: Causes and Consequences}, journal={Spatial Data: Science, Research and Technology}, publisher={MIIGAiK}, year={2026}, pages={22-31}, volume={16}, issue={3}, }