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McCarthy MC, Thorwirth S, Gottlieb CA, Patrick T (11 March 2004). "The rotational spectrum and geometrical structure of thiozone, S3". Journal of the American Chemical Society. 126 (13): 4096–4097. Bibcode:2004JAChS.126.4096M. doi:10.1021/ja049645f. PMID15053585.
McCarthy MC, Thorwirth S, Gottlieb CA, Patrick T (11 March 2004). "The rotational spectrum and geometrical structure of thiozone, S3". Journal of the American Chemical Society. 126 (13): 4096–4097. Bibcode:2004JAChS.126.4096M. doi:10.1021/ja049645f. PMID15053585.
Linguerri R, Komiha N, Fabian J, Rosmus P (2008). "Electronic states of the ultramarine chromophore S– 3". Zeitschrift für Physikalische Chemie. 222 (1): 163–176. doi:10.1524/zpch.2008.222.1.163. S2CID95495454.