N. YUONIS, Z.; M. ALI, A.; K. SALEH, E.; ABDALLA MOHAMED, M. Air Treatment by Negative Ions. Journal of Education and Science, [S. l.], v. 31, n. 4, p. 169–176, 2022. DOI: 10.33899/edusj.2022.135880.1276. Disponível em: https://edusj.uomosul.edu.iq/index.php/edusj/article/view/42377. Acesso em: 10 sep. 2025.