Nguyen, Phuong, Phuoc Nguyen, Dan Nguyen, and Trang Vu. “COMPOSTING PROCESS WITH PASSIVE (NATURAL) AERATION”. Science and Technology Development Journal 14, no. 2 (June 30, 2011): 76-82. Accessed November 23, 2024. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/1919.