Wilfred, B.J. and Zakaria, M.F. (2025) “Obstacle Avoidance System for Px4-Based Quadrotor in The Hardware in The Loop (HITL) Simulation of Simulink”, Evolution in Electrical and Electronic Engineering, 6(2), pp. 155–164. Available at: https://penerbit.uthm.edu.my/periodicals/index.php/eeee/article/view/18900 (Accessed: 7 April 2026).