Al Farawati، R.، Chester، R.، و Wolff، G. A. (1997). Thiols, Sulfide, and Speciation with Trace Metals in Seawater: Electroanalytical Studies and Speciation Modelling of Thiols and Sulfide with Trace Metals in Seawater (رسالة دكتوراه غير منشورة). University of Liverpool، ليفربول. مسترجع من http://search.mandumah.com/Record/609218
Al Farawati، Radwan، R. Chester، و G. A. Wolff. "Thiols, Sulfide, and Speciation With Trace Metals in Seawater: Electroanalytical Studies and Speciation Modelling of Thiols and Sulfide With Trace Metals in Seawater" رسالة دكتوراه. University of Liverpool، ليفربول، 1997. مسترجع من http://search.mandumah.com/Record/609218