Modelling Soil Organic Carbon Across a Rugged Altitudinal Gradient in Drylands: A Machine Learning Approach Using Multi-Source Covariates. - Tesfay, Tumuzghi; Rebouh, Nazih Y.; Kucher, Dmitry E.; Singh, Balwan; Mohamed, Elsayed S.; Savin, Igor Yu. (Indian Journal of Agricultural Research, 2026)