[1]
V. Halyan, I. Ivashchenko, A. Kevshyn, I. Olekseyuk, and P. Tishchenko, “Photoluminescence of Erbium-Doped Glasses 70 Ga2S3 – 30 La2S3”, Phys.Chem.Sol.State, vol. 19, no. 4, pp. 331–335, Dec. 2018.