Zannat, T. and Ahmed, M.J. 2014. A simple and rapid spectrophotometric method for the determination of iron in environmental, biological, pharmaceutical, food and soil samples using 1,2-dihydroxybenzene-3,5-disulfonic acid. European Journal of Chemistry. 5, 1 (Mar. 2014), 101–110. DOI:https://doi.org/10.5155/eurjchem.5.1.101-110.882.