Amadi, S.K, and C.U Okidhika. 2025. “ASSESSMENT OF SOURCE-SPECIFIC TOXICITY WEIGHTING OF FINE PARTICULATE MATTER (PM2.5) IN IKWERRE LOCAL GOVERNMENT AREA OF RIVERS STATE, NIGERIA”. Impact International Journals and Publications 1 (issue 4): 534-45. https://www.impactinternationaljournals.com/index.php/ojs/article/view/156.