Rahman SA, Saini MHS, Jaafar SAI, Mustafa A. The Use of Heart Rate Measures to Evaluate Stress Levels among Air Traffic Controllers. J. Adv. Res. Appl. Mech. [Internet]. 2024 Oct. 30 [cited 2024 Nov. 19];126(1):112-2. Available from: https://semarakilmu.com.my/journals/index.php/appl_mech/article/view/5087