(1)
Muslim, A.; Ellysa, E.; Said, S. D. Cu(II) Ions Adsorption Using Activated Carbon Prepared from Pithecellobium Jiringa (Jengkol) Shells With Ultrasonic Assistance: Isotherm, Kinetic and Thermodynamic Studies. J. Eng. Technol. Sci. 2017, 49, 472-490.