Beladona, Siti Unvaresi Misonia, Zimon Pereiz, and Wahyu Nugroho. 2023. “Socialization on Making Solid Soap from Coffee Essential Oil in SMAN 4 Palangka Raya: Sosialisasi Pembuatan Sabun Padat Dengan Penambahan Minyak Atsiri Dari Kopi Di SMAN 4 Palangka Raya”. NAWASENA : JOURNAL OF COMMUNITY SERVICE 1 (01):13-19. https://e-journal.upr.ac.id/index.php/JCS/article/view/8587.