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Aydoğan, Salih; Erdemoğlu, Murat; Aras, Ali; Uçar, Gökhan; Özkan, Alper (2006). «Dissolution kinetics of celestite (SrSO4) in HCl solution with BaCl2». Hydrometallurgy84 (3–4): 239-246. Bibcode:2006HydMe..84..239A. doi:10.1016/j.hydromet.2006.06.001.