Khan, S., Carneiro, L.S.A., Romani, E.C., Larrude, D.G. and Aucelio, R.Q. (2014) Quantification of Thyroxine by the Selective Photoluminescence Quenching of L-Cysteine-ZnS Quantum Dots in Aqueous Solution Containing Hexadecyltrimethylammonium Bromide. Journal of Luminescence, 156, 16-24.