1. R. Rajesh, K. Chitra, and M. Paarakh Padmma, Ind. J.Natural Prod. Res., 2, 5 (2012).
2. J. D. Payne and D. Kudner, Text Chemist and Colorist, 28, 28 (1996).
3. P. Ganesan, C. Tamil Selvi, and T. Ramachandran, Indian Journal of Traditional Knowledge, 11, 532 (2012).
4. A. S. M. Raja, G. Thilagavathi, and T. Kannaian, Ind. J. Fiber Text. Res., 35, 59 (2010).
5. T. Kawata, Chem. Fibres Int., 48, 38 (1998).