RASHA AL HADDAD, et al. “Partial Purification of Tannase Enzyme Produced by Bacillus Licheniformis Isolated from Local Soils”. Future of Food: Journal on Food, Agriculture and Society, vol. 11, no. 5, Dec. 2023, https://thefutureoffoodjournal.com/manuscript/index.php/FOFJ/article/view/707.