S.S. Kukal and Sandeep Sharma, Jeevanjot Dhaliwal. “Improving Soil Microbiological Properties in Typic Ustochrepts through Tree-Based Cropping System”. Journal of the Indian Society of Soil Science, vol. 66, no. 2, Sept. 2018, https://epubs.icar.org.in/index.php/JISSS/article/view/83012.