A. Khazaei, A. Amini Manesh, V. Safi, and R. Ghorbani Vaghei, “Regioselective Bromination of Aromatic Compounds Using N,N’-Dibromo-N,N-1,2-ethylene bis(4-methyl benzene sulfonamide)”, ajc, vol. 17, no. 4, pp. 2509–2512, Jun. 2016.