Rahman, M. M., and A. T. A. Ahmed. “Studies on Breeding and Larval Development of Red Bellied Piranha, <i>Pygocentrus nattereri</I> Kner, 1858 in Bangladesh”. Bangladesh Journal of Zoology, vol. 35, no. 2, May 2009, pp. 193-0, https://banglajol.info/index.php/BJZ/article/view/2395.