Thi Thu, Bui, Nguyen Thi Hong Hanh, & Le Dang Ngoc. " Study on Concentration of Cu, Pb and Cd in Corbicula sp. and Sediments Collected along Cau River in Bac Giang and Bac Ninh Province." VNU Journal of Science: Earth and Environmental Sciences [Online], 34.3 (2018): n. pag. Web. 25 Nov. 2024