A. Zainal Abidin, I. Noezar and Ridhawati (2011) “SYNTHESIS AND CHARACTERIZATION OF SUPERABSORBENT POLYMER COMPOSITES BASED ON ACRYLIC ACID, ACRYLAMIDE AND BENTONITE”, Jurnal Sains Materi Indonesia, 12(2), pp. 114–119. doi: 10.17146/jsmi.2011.12.2.4591.