Giester, G.; Lengauer, C. L.; Tillmanns, E.; Zemann, J. (2002). "Tl2S: Re-Determination of Crystal Structure and Stereochemical Discussion". Journal of Solid State Chemistry168 (1): 322. doi:10.1006/jssc.2002.9711. Bibcode: 2002JSSCh.168..322G.
V. Estrella, M. T. S. Nair and P. K. Nair (2002). "Crystalline structure of chemically deposited thallium sulfide thin films". Thin Solid Films414 (2): 281. doi:10.1016/S0040-6090(02)00500-X. Bibcode: 2002TSF...414..281E.
Giester, G.; Lengauer, C. L.; Tillmanns, E.; Zemann, J. (2002). "Tl2S: Re-Determination of Crystal Structure and Stereochemical Discussion". Journal of Solid State Chemistry168 (1): 322. doi:10.1006/jssc.2002.9711. Bibcode: 2002JSSCh.168..322G.
V. Estrella, M. T. S. Nair and P. K. Nair (2002). "Crystalline structure of chemically deposited thallium sulfide thin films". Thin Solid Films414 (2): 281. doi:10.1016/S0040-6090(02)00500-X. Bibcode: 2002TSF...414..281E.