SihonoD., Supriyono\E., and SetiawatiM. “Acute and Sublethal Toxicity of Copper in Siam-Catfish Juvenile Pangasianodon Hypophthalmus”. Jurnal Akuakultur Indonesia, Vol. 13, no. 1, May 2015, pp. 36-45, doi:10.19027/jai.13.36-45.