Thi Thuy An, T., L. Tien Lam, N. Hai Hoa, L. Thai Son, and N. Van Hung. “USING LANDSAT IMAGERIES FOR PARTICLE POLLUTION MAPPING IN HANOI CITY”. Journal of Forestry Science and Technology, no. 5, Oct. 2018, pp. 053-61, https://jvnuf.vjst.net/en/article/view/909.