Quang Bao, T., and P. Quang Duong. “USE OF HIGH RESOLUTION GOOGLE EARTH IMAGES FOR LAND USE/LAND COVER MAPPING IN THUY TRIEU COMMUNE, THUY NGUYEN DISTRICT, HAI PHONG CITY”. Journal of Forestry Science and Technology, no. 2, Apr. 2018, pp. 075-84, https://journal.vnuf.edu.vn/en/article/view/955.