Yusuf, Muhammad-Bashir Owolabi, and Onikosi-Alliyu Saidat Oluwatoyin. “User Acceptance of Crash Helmet by Motorcyclists in Malaysia: An Empirical Analysis”. Studia Universitatis Vasile Goldiș Arad, Seria Științe Economice 29, no. 1 (March 18, 2019): 40-57. Accessed December 6, 2021. https://publicatii.uvvg.ro/index.php/studiaeconomia/article/view/449.