Identifying tannin Compounds in black Tea Extract Camellia Sinensis and the Effect of temperature on the amount of protein precipitant tannin. University of Thi-Qar Journal of Science, [S. l.], v. 1, n. 4, p. 51–57, 2009. Disponível em: https://jsci.utq.edu.iq/index.php/main/article/view/221.. Acesso em: 6 may. 2024.