Việt, V. Q., T. V. Hùng, and P. T. Hoàn. “Investigation of Ultimate Bending Moment of Circular Concrete-Filled Double Skin Steel Tubes With Joint Connection Using Finite Element Analysis”. Tạp Chí Khoa Học Công Nghệ Xây Dựng (TCKHCNXD) - ĐHXDHN, Vol. 13, no. 4V, Sept. 2019, pp. 115-28, doi:10.31814/stce.nuce2019-13(4V)-11.