P Siva , Dr. D S V Prasad. “A Study on Swelling Characteristics of Black Cotton Soil by Using Sugarcane Baggage Ash and Phosphogypsum”. International Journal of Emerging Trends in Science and Technology 4, no. 09 (September 30, 2017): 6088-6095. Accessed September 29, 2024. https://ijetst.igmpublication.org/index.php/ijetst/article/view/1422.