Sulfur in the globular clusters 47 Tucanae and NGC 6752L. Sbordone, M. Limongi, A. Chieffi, E. Caffau, H.-G. Ludwig and P. BonifacioA&A, 503 1 (2009) 121-127DOI: https://doi.org/10.1051/0004-6361/200811513
