K. Ambak, H. Hashim, I. Yusoff, and B. David, “An Evaluation on the Compliance to Safety Helmet Usage among Motorcyclists in Batu Pahat, Johor”, ijie, vol. 2, no. 2, Sep. 2011, Accessed: Jul. 23, 2024. [Online]. Available: https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/208