Paraguassu-Chaves, Carlos Alberto, et al. “Comparative Study of the Efficiency of Sodium Hydroxide, Sodium Hypochlorite and Sodium Chloride As Extractors of Residual Silver From X-Ray Plates and Graphical Effluents by the Volhard Method”. International Journal of Advanced Engineering Research and Science, vol. 6, no. 2, Oct. 2019, https://journal-repository.com/index.php/ijaers/article/view/1033.