Abdul Rahim, R., Ganji, E., Md. Yunus, Y., Rahiman, M. H. F., & Nor Ayob, N. M. (2011). Measure the thickness and roughness of paper. Penerbit UTM Press.

Abdul Rahim, Ruzairi, Elham Ganji, Yusri Md. Yunus, Mohd. Hafiz Fazalul Rahiman, and Nor Muzakkir Nor Ayob. Measure the Thickness and Roughness of Paper. Penerbit UTM Press, 2011.

Abdul Rahim, Ruzairi, et al. Measure the Thickness and Roughness of Paper. Penerbit UTM Press, 2011.