M. R. Manju and K. P. Balakrishnan, “Physiological response to sub lethal concentration of nickel on marine and fresh water algae”, Indian J. Fish., vol. 48, no. 2, pp. 159–164, Sep. 2011, Accessed: Jun. 19, 2026. [Online]. Available: https://epubs.icar.org.in/index.php/IJF/article/view/8439