Kien, T., Dong, H., Nguyen, T., & Nguyen, T. (2021). Application of material flow analysis (MFA) for estimating the potential of Nitrogen recirculation in closed-ecosystem based catfish farming. Science & Technology Development Journal - Science of The Earth & Environment, 5(SI1), SI1-SI12. https://doi.org/https://doi.org/10.32508/stdjsee.v5iSI1.569