PutriE.; RukayadiY.; SunartiT. C.; MeryandiniA. Increase in Polyphenolic Substances from Fermented Robusta Coffee Pulp (Coffea canephora L.) by Using Indigenous Actinomycetes. HAYATI Journal of Biosciences, v. 30, n. 3, p. 457-465, 25 Jan. 2023.