Saha, Dipankar, and Tapan Kumar Das. “Assessment of Soil Physical and Chemical Characteristics and Their Spatial Variability in Alipurduar District, West Bengal, India”. RESEARCH HUB International Multidisciplinary Research Journal , vol. 13, no. 4, Apr. 2026, pp. 6-19, https://doi.org/10.53573/rhimrj.2026.v13n04.002.