NGUYET, V. T.; TUA, T. V.; KIEN, N. T.; KIM, D. D. The use of Eichhornia crassipes in a surface flow wetland system for removing nitrogen and phosphorus of pig wastewater after anaerobic treatment (biogas) process. Academia Journal of Biology, [S. l.], v. 37, n. 1, p. 53–59, 2015. DOI: 10.15625/0866-7160/v37n1.6047. Disponível em: Acesso em: 21 may. 2022.