Long-term spectroscopic monitoring of the Luminous Blue Variable HD 160529O. Stahl, T. Gäng, C. Sterken, A. Kaufer, T. Rivinius, T. Szeifert and B. WolfA&A, 400 1 (2003) 279-291DOI: https://doi.org/10.1051/0004-6361:20021908
