Sha, O. and Ma, W.-X. (2011) “Spectrophotometric Determination of Biochemical Oxygen Demand in Water Sample by I3–- Acridine Red-Polyvinyl Alcohol System”, Asian Journal of Chemistry, 23(8), pp. 3576–3580. Available at: https://asianpubs.org/index.php/ajchem/article/view/10695 (Accessed: 23 July 2024).