“Comparison Between the Results of the Langmuir and Freundlich Isotherm for Removal of Methylene Blue dye from Colored Wastewater”, JUBES, vol. 29, no. 3, pp. 102–116, Dec. 2021, Accessed: Aug. 14, 2025. [Online]. Available: https://mail.journalofbabylon.com/index.php/JUBES/article/view/3949