A. I. Kashuba, M. V. Solovyov, A. V. Franiv, B. Andriyevsky, T. S. Malyi, V. B. Tsyumra, Ya. A. Zhydachevskyy, H. A. Ilchuk, and M. V. Fedula, Photoluminescence of Tl₄HgI₆ single crystals, Low Temp. Phys. 46, (2020) [Fiz. Nizk. Temp. 46, 1227-1231, (2020)] DOI: https://doi.org/10.1063/10.0001922.