Luan, V. M., Trinh, B. P., Viet, D. Q. and Phuoc, H. T. (2021) “Effect of the height of reinforced concrete layer on the mechanical properties of functionally graded concrete incorporating fly ash and polypropylene fiber”, Journal of Science and Technology in Civil Engineering (JSTCE) - HUCE, 15(3), pp. 30-43. doi: 10.31814/stce.nuce2021-15(3)-03.