An, Ngo, Ngo Phuong Lan, Vo Huu Cong, Nong Huu Duong, & Nguyen Thi Huong Giang.
" Environmental Pressure from Pig Farming to Surface Water Quality Management in Yen Dung District Bac Giang Province." <em>VNU Journal of Science: Earth and Environmental Sciences</em> [Online], 36.1 (2020): n. pag. Web. 20 Apr. 2024