D. N. Dang, T. V. Pham, T. D. Tran, A. V. Tran, A. H. Nguyen, and A. D. Nguyen, “A Simple and Real-Time Support System for Firefighters Using Low-Cost 3-DOF Accelerometer and CO Sensor”, Int. J. Onl. Eng., vol. 18, no. 10, pp. pp. 4–25, Jul. 2022.