Nam, L., & Long, N. (2007). ANALYSING THE FREE VIBRATION OF THE CONCRETE FILLED STEEL TUBE ARCH BRIDGE WITH TIE ROD AND ROADWAY LOCATED UNDER ARCH RIB. VNUHCM Journal of Science and Technology Development, 10(5), 63-70. https://doi.org/https://doi.org/10.32508/stdj.v10i5.2785