(1)
Mohd Yatim, S. R. .; Kasmuri, S. N. H. .; Syahjidan, H. N. .; Mokhtar, N. S. .; Zainuddin, N. A. . Removing Copper, Chromium and Nickel in Industrial Effluent Using Hydroxide Precipitation Versus Sulphide Precipitation. hs 2020, 3, 54 - 60.