Thanh Duy Phan, Luan Kien Hong, Tai Nhat Nguyen, Nam Phan Nguyen, An Duy Truong, Nghia Trong Hoang, et al. EVALUATING THE BIOCHAR CREATION EFFICIENCY FROM SPENT COFFEE GROUNDS. tvujs [Internet]. 2024 Sep. 13 [cited 2025 Mar. 29];14(8). Available from: http://journal.tvu.edu.vn/index.php/journal/article/view/82