Zlobina, Yelena, and Alexandra Zebreva. “Extraction of Metals by Melts of Fusible Organic Substances in Chemical Analysis”. Chemical Bulletin of Kazakh National University 66, no. 2 (May 15, 2012): 132-139. Accessed November 24, 2024. https://bulletin.chemistry.kz/index.php/kaznu/article/view/261.