Hartanto, D., Yuan, L. S., Mutia Sari, S., Sugiarso, D., Kris Murwarni, I., Ersam, T., . . . Nur, H. (2016). The use of the combination of ftir, Pyridine adsorption, 27Al and 29Si MAS NMR to determine the Brönsted and lewis acidic sites. Penerbit UTM Press.

Hartanto, D., L. S. Yuan, S. Mutia Sari, D. Sugiarso, I. Kris Murwarni, T. Ersam, D. Prasetyoko, and H. Nur. The Use of the Combination of Ftir, Pyridine Adsorption, 27Al and 29Si MAS NMR to Determine the Brönsted and Lewis Acidic Sites. Penerbit UTM Press, 2016.

Hartanto, D., et al. The Use of the Combination of Ftir, Pyridine Adsorption, 27Al and 29Si MAS NMR to Determine the Brönsted and Lewis Acidic Sites. Penerbit UTM Press, 2016.