V. H.  Jadhav, Deshpande, S. S., Borate, H. B., and Wakharkar, R. D., ?Microwave promoted solvent-free one-pot synthesis of N,N `-disubstituted urea derivatives?, Journal of Chemical Research-S, no. 3, pp. 205-208, 2005.

Y.  Goriya and Ramana, C. V., ? [Cu]-Catalyzed S(N)AR reactions: direct amination of electron deficient aryl halides with sodium azide and the synthesis of arylthioethers under Cu(II)-ascorbate redox system?, Tetrahedron, vol. 66, no. 38, pp. 7642-7650, 2010.

V. Paul I. Raj, Shaikh, T. Mahamadali, and Sudalai, A., ?H-beta zeolite: an efficient, reusable catalyst for one-pot synthesis of isatins from anilines?, Acta Chimica Slovenica, vol. 57, no. 2, pp. 466-469, 2010.

U. P.  Lad, Kulkarni, M. A., Desai, U. V., and Wadgaonkar, P. P., ?Lithium tetrafluoroborate catalyzed highly efficient inter- and intramolecular aza-Michael addition with aromatic amines?, Comptes Rendus Chimie, vol. 14, no. 12, pp. 1059-1064, 2011.

V. G.  Landge, Rana, J., Subaramanian, M., and Balaraman, E., ?Nickel-catalyzed N-vinylation of heteroaromatic amines via C-H bond activation?, Organic & Biomolecular Chemistry, vol. 15, no. 33, pp.  6896-6900, 2017.

S. P.  Midya, Mondal, A., Begum, A., and Balaraman, E., ?Simple cobalt(II) chloride catalyzed N-alkylation of amines with alcohols?, Synthesis-Stuttgart , vol. 49, no. 17, pp. 3957-3961, 2017.