1.         N.H.A. Aziz, Z Ibrahim, N.A.A Aziz, Z.M. Yusof, M.S. Mohamad. Single-Solution Simulated Kalman Filter Algorithm for Routing in Printed Circuit Board Drilling Process. In Hassan M. (Eds), Intelligent Manufacturing & Mechatronics, Lecture Notes in Mechanical Engineering. Vol. 649, pp 649-655. Springer, Singapore. 2018. ISBN: 978-981-10-8787-5. Indexed by SCOPUS.