Thi Phuong, Tran, Hoang Anh Le, & Nguyen Van Thanh.
" Circular Economy Approach in Organic Fertilizer Production from Agricultural by-Products in Ba Vi District, Hanoi." <em>VNU Journal of Science: Earth and Environmental Sciences</em> [Online], 38.4 (2022): n. pag. Web. 19 Nov. 2024