E. Erwanto, “Photodegradation of Methylene Blue Dye Using TiO2/Zeolite with the Addition of Nitrate Ions (NO3-)”, Jor. Chem. Lea. Inn, vol. 1, no. 2, pp. 155–164, Dec. 2024, doi: 10.37251/jocli.v1i2.3077.