Zhang Lihua and Mustaffa Halabi Bin Azahari, “Observation and Analysis of the Signboard Design of Cuihua Road in Xi’an”, IJSBAR, vol. 65, no. 1, pp. 330–341, Dec. 2022, Accessed: Sep. 14, 2025. [Online]. Available: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/14924