MEDRANO FUENTES, D.; VANEGAS OVIEDO, Y.; SANDOVAL RAMOS, V. Low cost electrode as effective as an Electrode Commercial Glass or Saturated Calome. Universitas (León): Revista Científica de la UNAN León, [S. l.], v. 9, n. 1, p. 43–48, 2018. DOI: 10.5377/universitas.v9i1.14155. Disponível em: https://www.camjol.info/index.php/UNIVERSITAS/article/view/14155. Acesso em: 20 may. 2024.