Evaluation of three methods for preservation of Azotobacter chroococcum and Azotobacter vinelandii. Universitas Scientiarum, [S. l.], v. 18, n. 2, p. 129–139, 2013. DOI: 10.11144/Javeriana.SC18-2.etmp. Disponível em: https://revistas.javeriana.edu.co/index.php/scientarium/article/view/4404. Acesso em: 8 may. 2025.