Phu, Le Hung, et al. “Levels of Heavy Metals in Seawater, Sediment and in the Tissue of <i>Crassostrea belcheri< i> In the Western Estuary of Ganh Rai Bay”. <i>Vietnam Journal of Marine Science and Technology</i>, vol. 20, no. 4A, Apr. 2021, pp. 45-54, doi:10.15625/1859-3097/15646.