R. Kongngoen, P. Ploykaewphon, P. Cheewakhunkheeree, N. Deesanam, T. Tepjaikad, and S. Wongsiri, “The Influence of Coffee Bean Processing Extraction Temperature and Time on the Quality of Cold Brew Coffee”, JFTSU, vol. 20, no. 2, pp. 83–95, Dec. 2025.