“How to Calculate and Measure Solution Concentration Using UV-Vis Spectrum Analysis: Supporting Measurement in the Chemical Decomposition, Photocatalysis, Phytoremediation, and Adsorption Process”. Indonesian Journal of Science and Technology, vol. 8, no. 2, Sept. 2023, pp. 345-62, https://ijost.upi.edu/index.php/ijost/article/view/377.