Z. Z. Al-Janabi; F.M. Hassan; A. H. M. J. Al-Obaidy. OVERALL INDEX OF POLLUTION (OIP) FOR TIGRIS RIVER, BAGHDAD CITY, IRAQ. Iraqi J. Agric. Sci. 2024, 55 (2), 905-916. https://doi.org/10.36103/gqq14f43.