Supavititpattana T, Samavardhana K. Optimum Conditions for Antioxidants Extraction from Grape Seed By-product of Winery Using Orthogonal Array Design. Sci. & Eng. Connect [internet]. 2020 Dec. 31 [cited 2025 Jul. 18];43(4):489-504. available from: https://ph04.tci-thaijo.org/index.php/SEC/article/view/10688