Machulin, V., Motsnyi, F., Peresh, E., Smolanka, O. і Svechnikov, G. 2004. Effect of temperature variation on shift and broadening of exciton band in Cs₃Bi₂I₉ layered crystals. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР. 30, 12 (Жов 2004), 1283–1286. DOI:https://doi.org/10.1063/1.1820036.