1. G.D. Henry, Tetrahedron 60, 6043–6061 (2004)
2. A.A. Altaf, A. Shahzad, Z. Gul, N. Rasool, A. Badshah, B. Lal, E. Khan, A review on the medicinal importance of pyridine derivatives. J. Drug Des. Med. Chem. 1, 1–11 (2015)
3. N.R. Mohan, S. Sreenivasa, K.E. Manojkumar, T.M. Chakrapani Rao, J. Appl. Chem. 2, 722–729 (2013)
4. K.E. Manojkumar, S. Sreenivasa, N.R. Mohan, T.M. Chakrapani Rao, T. Harikrishna, J. Appl. Chem. 2, 730–737 (2013)
5. A.S. Hamad, F.S. Abed, J. Appl. Chem. 3, 56–63 (2014)