[1] S. Prasanth, Mary Varghese, Nirmala Joseph, Paulson Mathew, T. K. Manoj Kumar, C, Sudarsanakumar "Crystal structure, FT-IR,FT- Raman ,H NMR and computataional study of ethyl- 2-{[Z)3- (4-Chloropheny l) -3-hydroxy-2-propene-1- thione]amino}acetate. Journal of Molecular Science1081 (2015)366-374.
[2] Joseph Nirmala ,N.V. Unnikrishnan, E.R. Anabha and C. Sudarsanakumar "Hydrogen bonding and pi-pi interaction of 2-Benzoyl -2-[3,3-bis(methyl sulfanyl)-2-propylidene] Proceedings of National seminar "Modern trends in Organic Chemistry" on
23rd and 24th February 2012.
[3] Joseph Nirmala, N.V.Unnikrishnan, E.R.Anabha and C. Sudarsanakumar"2-[2-Benzoyl-3,3- bis(methyl sulfanyl)-pro-2 enylidene] malanonitrile, Acta Cryst. (2009) E65,o1727.
[4] Joseph Nirmala, N.V.Unnikrishnan, C.V.Asokan E.R.Anabha and C.Sudarsanakumar "2-[2-(4-MethlBenzoyl-3, 3-bis(methyl sulfanyl)-pro-2 enylidene] malanonitrile,Acta Cryst.(2008)E64,o592.