Thi Thanh Nga C, Thi Phuong Quynh L, Thi Thuy D. NEW DATA ON MICROPLASTICS IN THE SURFACE WATERS AND SEDIMENTS OF THE DAY RIVER ESTUARY, VIETNAM. HNUEJS.NS. 2025;70(1):128-139. doi:10.18173/2354-1059.2025-0014