Zhang Lihua, and Mustaffa Halabi Bin Azahari. “A Review of the Urban Commercial Signage Design Based on PRIMA Guidelines”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 65, no. 1 (December 1, 2022): 190–197. Accessed April 29, 2024. https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/14923.