Ch S. Rama Lakshmi, et al. “Neem Coated Urea for Higher Nitrogen Use Efficiency and Sustainable Soil and Crop Productivity in Sugarcane Plant-Ratoon Sequence”. Journal of the Indian Society of Soil Science, vol. 73, no. 2, Sept. 2025, pp. 234-41, https://epubs.icar.org.in/index.php/JISSS/article/view/172109.