Charoen R, Savedboworn W, Phuditcharnchnakun S, Khuntaweetap T. Development of Antioxidant Gummy Jelly Candy Supplemented with Psidium guajava Leaf Extract. Applied Science and Engineering Progress [internet]. 2015 Feb. 24 [cited 2026 Sep. 18];8(2):145-51. available from: https://ph02.tci-thaijo.org/index.php/ijast/article/view/67472