Thanh, D. X., T. Nghi, N. T. Lan, and H. V. Tha. “CHARACTERISTIC, ORIGINAL AND FORMING CONDITION OF GRAINED SEDIMENTS IN SURFICIAL SEDIMENTS OF TONKIN GULF”. Vietnam Journal of Marine Science and Technology, vol. 8, no. 1, Mar. 2008, doi:10.15625/1859-3097/8/1/6291.