Panicker R Pournami, Joseph Ancy, B Thayumanavan,. “Characterization of Polyphenol Oxidase in Ginger (Zingiber Officinale R.)”. Journal of Spices and Aromatic Crops 21, no. 1 (June 25, 2012): 33–41. Accessed May 1, 2026. https://updatepublishing.com/journal/index.php/josac/article/view/5166.