Lestari, Fitri, Sri Wulandari, Rosalina, Elia Fahmi Sella, and Andini. 2024. “Consumer Acceptance Level of Natural Coffee Soap Using Cold Process Technology Based on Type of Coffee Roasting”. Agroindustrial Technology Journal 7 (3):117-27. https://atj.journal.unida.gontor.ac.id/index.php/atj/article/view/74.