1. Kutney, G., Sulfur: History, Technology, Applications & Industry, Toronto ChemTec, 2013.
2. Sangalov, Yu.A., Karchevskii, S.G., and Telyashev, R.G., Elementnaya sera. Sostoyanie problemy i napravleniya razvitiya. Sera, vysokosernistye soedineniya i kompozitsii na ikh osnove (Elemental Sulfur. The State of Problem and Development Lines. Sulfur, High-Sulfur Compounds and Related Compositions), Ufa GUP INKhP Resp. Bashkortostan, 2010.
3. Schmid, G., Clusters and Colloids: From Theory to Applications, New York Wiley, 1994.
4. Liu, W.-T., J. Biosci. Bioeng., 2006, vol. 102, p. 1.
5. La Mer, V.K., Ind. Eng. Chem., 1952, vol. 44, p. 1270.