D.K. Sharma and Sanjay Arora, Y.P. Singh, G.B. Singh. “Evaluation of Different Agro-Forestry Systems for Their Effect on Alkali Soils”. Journal of the Indian Society of Soil Science 65, no. 1 (May 9, 2017). Accessed October 19, 2025. https://epubs.icar.org.in/index.php/JISSS/article/view/70255.