SAHA, S. K.; CHOUDHURY, R. N.; CHAKRAVARTI, S. K. Multiple Equilibrium in Humic Acid-Metal System: Determination of Successive Stability Constants of Cu(II) and Ca-Complexes with the Aid of Ion Selective Electrodes. Journal of Surface Science and Technology, [S. l.], v. 1, n. 1, p. 63–68, 1985. DOI: 10.18311/jsst/1985/2182. Disponível em: http://www.informaticsjournals.com/index.php/jsst/article/view/2182. Acesso em: 4 may. 2024.