“Removal of Heavy Metals from Synthesis Industrial Wastewater Using Local Isolated Candida Utilis and Aspergillus Niger as Bio-Filter” (2013) The International Journal of Biotechnology, 2(5), pp. 83–90. Available at: https://archive.conscientiabeam.com/index.php/57/article/view/1499 (Accessed: 26 August 2026).