Sakda, P. “Packaging Design for Glass Blowing Products, Bangkrabao Glass Knitting Occupational Group, Nakhon Chai Si District, Nakhon Pathom Province”. Rattanakosin Journal of Science and Technology, vol. 3, no. 1, Apr. 2021, pp. 1-9, https://ph02.tci-thaijo.org/index.php/RJST/article/view/243396.