Using Remote sensing and GIS to survey surface water in Hanoi, VietnamLe Thi Minh Phuong, Vu Le Anh, Le Thi Minh Huyen, Nguyen Thanh Len, Pham Ngoc Hiep and Nguyen Thuy LinhE3S Web Conf., 403 (2023) 06003DOI: https://doi.org/10.1051/e3sconf/202340306003