USSIPBEKOVA, Yenlik Zh., et al. “DEVELOPMENT OF ELECTROCHEMICAL METHODS FOR PRODUCTION OF PURE THALLIUM”. Studia Universitatis Babeș-Bolyai Chemia, vol. 66, no. 1, Mar. 2021, pp. 9-21, doi:10.24193/subbchem.2021.1.01.