Prakash, Sadguru. “Effect of Paper Mill Effluent on Nucleic Acid Content in Vital Organs of Snake Headed Fish, Channa Punctatus (Bloch,1793)”. International Journal of Scientific Research in Biological Sciences, vol. 8, no. 3, June 2021, pp. 1-4, https://ijsrbs.isroset.org/index.php/j/article/view/460.