Kitipattanawit, J., Chainun, C. ., Saksangn, N. ., & Rinsangpin, M. . (2021). Development of Packaging Forming Machine from antimony leaf for Environment (Case Study: Mae Hong Son Province). Community and Social Development Journal, 22(3), 240–252. https://doi.org/10.14456/rcmrj.2021.241675