Amzar Azizan M, bt Padil H. A Comparison of Random and Sinusoidal Vibration Effect on Human Alertness Level. IJET [Internet]. 2018 Dec. 3 [cited 2024 May 3];7(4.38):1659-62. Available from: https://www.sciencepubco.com/index.php/ijet/article/view/29227