Abdullahi, A. M., Mohamed, Z., Abidin, M. S. Z., Akmeliawati, R., Husain, A. R., Bature, A. A., & Haruna, A. (2016). Negative imaginary theorem with an application to robust control of a crane system. Penerbit UTM Press.

Abdullahi, A. M., Z. Mohamed, M. S. Z. Abidin, R. Akmeliawati, A. R. Husain, A. A. Bature, and A. Haruna. Negative Imaginary Theorem With an Application to Robust Control of a Crane System. Penerbit UTM Press, 2016.

Abdullahi, A. M., et al. Negative Imaginary Theorem With an Application to Robust Control of a Crane System. Penerbit UTM Press, 2016.