Lateral control of UAVs: Trajectory tracking via Higher-Order Sliding Modes. - Syed Ussama Ali; Muhammad Zamurad Shah; Raza Samar; Aamer Iqbal Bhatti (ASCC, 2013)

Guidance of Air Vehicles: A Sliding Mode Approach. - Muhammad Zamurad Shah; Raza Samar; Aamer Iqbal Bhatti (IEEE Trans. Control. Syst. Technol., 2015)