D.SUMALATHA, et al. “ANTIOXIDANT PROPERTY OF THE CRUDE PEPTIDE EXTRACTS OF A FRESH WATER CRAB Oziotelphusa Senex Senex”. International Journal of Pharma and Bio Sciences, vol. 7, no. 3, Sept. 2016, pp. 202-7, https://ijpbs.net/index.php/journal/article/view/5174.