S. P.  Borikar, Daniel, T., and Paul, V., ?Efficient, rapid, and regioselective bromination of anilines and phenols with 1-butyl-3-methylpyridinium tribromide as a new reagent/solvent under mild conditions?, Tetrahedron Letters, vol. 50, no. 9, pp. 1007-1009, 2009.

S. P.  Borikar and Daniel, T., ?Aromatic bromination of aldehydes and ketones using 1,3-di-n-butylimidazolium tribromide [BBIm]Br3 ionic liquids under solvent-free conditions?, Journal of the Iranian Chemical Society, vol. 8, no. 2, pp. 531-536, 2011.