Azizkhani, Sepehr, Ebrahim Mahmoudi, Norhafizah Abdullah, M H. Shah Ismail, A Wahab Mohammad, and Siti Aslina Hussain. 2018. “Removal of Cadmium (II) by Graphene Oxide-Chitosan Adsorbent from Aqueous Solution”. International Journal of Engineering & Technology 7 (3.26): 5-8. https://doi.org/10.14419/ijet.v7i3.26.17450.