Lestari, F., S. Wulandari, R. Rosalina, E. F. Sella, and A. Andini. “Consumer Acceptance Level of Natural Coffee Soap Using Cold Process Technology Based on Type of Coffee Roasting”. Agroindustrial Technology Journal, vol. 7, no. 3, May 2024, pp. 117-2, doi:10.21111/atj.v7i3.10545.