Savić Biserčić, Marjetka, Lato Pezo, Ivana Sredović Ignjatović, Ljubiša Ignjatović, Andrija Savić, Uroš Jovanović, and Velibor Andrić. “Ultrasound and Shacking-Assisted Water-Leaching of Anions and Cations from Fly Ash”. Journal of the Serbian Chemical Society 81, no. 7 (August 1, 2016): 813–827. Accessed December 13, 2025. https://www.shd-pub.org.rs/index.php/JSCS/article/view/1976.