Sharma, Manish, Md. Imteyaz Ansari, and Nazrul Islam. “Study of Concrete Filled Unplasticized Poly-Vinyl Chloride Tubes As Columns under Axial Loading”. Journal of Mechanical Materials and Mechanics Research 5, no. 1 (March 8, 2022): 10–17. Accessed July 3, 2024. https://journals.bilpubgroup.com/index.php/jmmmr/article/view/4494.