Gadzhiev Юсиф Алим Оглы, Timushev Евгений Николаевич, and Styrov Максим Михайлович. 2022. “Dynamics of Competitiveness of the Northern Regions in 2008–2020: Development of an Assessment Methodology”. Economy of Regions 18 (4):1016-30. https://doi.org/10.17059/ekon.reg.2022-4-4.