Sharmin, Shafina Shawon, Md Baki Billah, Md Kawser Ahmed, and Md Abdus Salam. 2013. “Toxicity of Sodium Fluoride (NaF) to Juvenile Catfish, Clarias Batrachus”. Dhaka University Journal of Biological Sciences 22 (1):1-7. https://doi.org/10.3329/dujbs.v22i1.46268.