Wongwiset T, Hamkhamphai A, Zatun P. The Development of an Expiration Date Database System for Convenience Stores. KKU Sci. J. [internet]. 2023 Jun. 27 [cited 2026 Sep. 13];51(2):91-102. available from: https://ph01.tci-thaijo.org/index.php/KKUSciJ/article/view/252608