Holia Onggo, Djulia Onggo, and R.Yudianti, “MONITORING KESTABILAN DISPERSI MULTI WALL CARBON NANOTUBE DALAM SURFAKTAN HEXADECYLTRIMETHYL AMMONIUM BROMIDE”, j. sains materi indonesia, vol. 13, no. 2, pp. 114–119, Feb. 2012.