Pimenta, Carlos José, Silvio Julio de Resende Chagas, and Laerte Costa. “Polyphenoloxidase, Leaching of Potassium and Quality of Coffee Picked at Maturation Stages”. Pesquisa Agropecuaria Brasileira 32, no. 2 (February 1, 1997): 171–177. Accessed July 6, 2026. https://apct.sede.embrapa.br/pab/article/view/4621.