Azeez, Ghufran K., and Wisam S. Al-Rekabi. 2026. “Improving Wastewater Treatment Efficiency Using Sequencing Batch Biofilm Reactor Technology: A Mini Review”. Vital Annex: International Journal of Novel Research in Advanced Sciences (2751-756X) 5 (2):61-69. https://journals.innoscie.com/index.php/ijnras/article/view/171.