VENKATESAN, V. K. Polarographic Studies of Phenol Sulphophthalein. Defence Science Journal, [S. l.], v. 22, n. 2, p. 127–130, 2014. DOI: 10.14429/dsj.22.6387. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/6387. Acesso em: 20 aug. 2025.