Surendra Singh (2023) “Forms of Acidity and Lime Requirement of Vindhyan Soils in Eastern Uttar Pradesh”, Journal of the Indian Society of Soil Science, 71(1), pp. 105–108. Available at: https://epubs.icar.org.in/index.php/JISSS/article/view/134979 (Accessed: 5 June 2026).