Dang Hoai Nhon, Nguyen Van Thao, Tran Duc Thanh, Nguyen Dac Ve, Bui Van Vuong, Lai Thi Bich Thuy, Bui Thi Thanh Loan, Hoang Thi Chien and Duong Thanh Nghi 2023. Characteristic and distribution of grain sizes and minerals in sediments from the Vietnamese Gulf of Tonkin. Vietnam Journal of Science, Technology and Engineering. 65, 2 (Jun. 2023), 88-96. DOI:https://doi.org/10.31276/VJSTE.65(2).88-96.