PHANPHET, S.; BANGPHAN, S.; SUTTIPONG, R.; OSATAPORN, P.; WANGMAI, A.; KARNJANAAPRICHAT, T. Applying Grey Relational Analysis in the Production of Herbal Foot Soak. Thai Industrial Engineering Network Journal, [S. l.], v. 11, n. 1, p. 93–101, 2025. Disponível em: https://ph02.tci-thaijo.org/index.php/ienj/article/view/258972. Acesso em: 17 sep. 2026.