Thi Thu Cuc, Nguyen, Duong, Nguyen, Phuong, Nguyen, Dinh Lam, Doan, Van Loi, Vu, Thi Thuy, An, AND Thi Xuan, Nguyen. " Holocene Sedimentary Environment in HP1 Core at Duong Kinh, Haiphong" VNU Journal of Science: Earth and Environmental Sciences [Online], Volume 36 Number 2 (24 June 2020)