Sudjit, B., T. Sukvaree, and P. Praneetpolgrang. “Factors Affecting the Design of Process Architecture for the Development of Applied Graphic Letter Set Based on the Wisdom and Identity of Thai Alphabet Art in 4 Regions”. Progress in Applied Science and Technology, vol. 13, no. 1, Apr. 2023, pp. 33-40, doi:10.14456/past.2023.4.