Bozhkov, N. I., D. Y. Didenko, and A. I. Chistobaev. “Influence of the Regional Environment on Disability in the Northwestern Federal District of Russia”. Regional Geosystems, vol. 47, no. 4, Dec. 2023, pp. 493-06, doi:10.52575/2712-7443-2023-47-4-493-506.