Tasić, Aleksandra M., Ivana D. Sredović Ignjatović, Ljubiša M. Ignjatović, Danijel Đuranović, and Mališa P. Antić. “Aqueous Extraction of Anions from Coal and Fly Ash Followed by Ion-Chromatographic Determination”. Journal of the Serbian Chemical Society 81, no. 12 (December 25, 2016): 1441–1453. Accessed April 19, 2024. https://www.shd-pub.org.rs/index.php/JSCS/article/view/2357.