Thi Phuong, T., 		Anh Le, H., & 		Van Thanh, N.
(2022).
 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, 38</em>(4).
doi:10.25073/2588-1094/vnuees.4864