Phan, H. D., and L. K. T. Dao. “Numerical Analysis of Compressive Behavior of Circular Concrete Filled Steel Tubular Columns With High to Ultra-High Strength Materials”. Journal of Science and Technology in Civil Engineering (JSTCE) - HUCE, Vol. 17, no. 2, June 2023, pp. 83-98, doi:10.31814/stce.huce2023-17(2)-08.