“ECOLOGICAL INDICATOR AGENTS FOR INORGANIC CONTAMINANTS STATE MONITORING THROUGH SONNERATIA ALBA, AVICENNIA ALBA AND RHIZOPHORA APICULATA”. Jurnal Teknologi (Sciences & Engineering) 77, no. 30 (December 20, 2015). Accessed March 11, 2025. https://journals.utm.my/jurnalteknologi/article/view/6874.