K.K. SHUKLA, DIWAKAR RAM TRIPATHI, ANURADHA SHUKLA, and J.P.SHUKLA, “CADMIUM INDUCED OXDATIVE STRESS IN HEPTAOCYTES OF SNAKEHEAD FISH CHANNA PUNCTATUS (BLOCH.)- A INVITRO STUDY”, ijpbs, vol. 4, no. 3, pp. 721–729, Sep. 2013.