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, [S. l.], v. 4, n. 09, p. 6088–6095, 2017. Disponível em: https://ijetst.in/index.php/ijetst/article/view/1422. Acesso em: 24 oct. 2026.