12Guittard, Micheline; Benacerraf, A.; Flahaut, J. (1964). "Selenides L2Se3 and L2Se4 of rare earth elements". Ann. Chim. 9 (1–2). Paris: 25–34. CAN61: 38017.
↑Sadygov, F. M.; Dzhafarova, E. K.; Einullaev, A. V. (2002). "Phase equilibria of the Sb2Se3-Tm2Se3 system". Zhurnal Neorganicheskoi Khimii. 47 (12): 2052–2054. ISSN0044-457X..