PEREIRA, O. C. N.; BERTONHA, A.; FREITAS, P. S. L. de; SILVANO, C. <b>Development and calibration of an electrolytic cell for ion determination in a soil solution. Acta Scientiarum. Technology, [S. l.], v. 37, n. 2, p. 189–192, 2015. DOI: 10.4025/actascitechnol.v37i2.19634. Disponível em: https://periodicos.uem.br/actascitechnol/index.php/ActaSciTechnol/article/view/19634. Acesso em: 7 set. 2025.