HIGH-RESOLUTION MAPPING OF SOIL POLLUTION BY CU AND NI AT A POLAR INDUSTRIAL BARREN AREA USING PROXIMAL AND REMOTE SENSING Article Dvornikov Y., Slukovskaya M., Yaroslavtsev A., Meshalkina J., Ryazanov A., Sarzhanov D., Vasenev V. Land Degradation and Development. John Wiley and Sons Ltd. Vol. 33. 2022. P. 1731-1744