Chemical Compounds of Coffee Ground and Spent Coffee Ground for Pharmaceutical Products. Pharmaceutical and Biomedical Sciences Journal (PBSJ), [S. l.], v. 2, n. 2, p. 49–52, 2021. DOI: 10.15408/pbsj.v2i2.18338. Disponível em: https://journal.uinjkt.ac.id/pbsj/article/view/18338. Acesso em: 25 feb. 2026.