HARAHAP, M.; MAULIZA, N.; ASMARA, A.; LESTARI, E.; AFRIANI, W. The Effect of Seaweed Combination on the Extract of Robusta Coffee (Coffea robusta) Waste Extract in Producing Facial Mask Products. Biomedika, v. 13, n. 1, p. 15-22, 8 jul. 2020.