Mustafa Talib Yousif , Ahmad Farhan Mohd Sadullah, Khairil Anwar Abu Kassim , Zaid Abdi Alkareem Alyasseri. Selection of colours and shapes of laser light apparatus for improvement of motorcycle conspicuity. IJAST [Internet]. 2020Apr.29 [cited 2024May7];29(8s):1910 -1925. Available from: http://sersc.org/journals/index.php/IJAST/article/view/12754