Indrayanti, Asro Laelani, Elyta Vivi Yanti, and Arief Rahman Hakim. “Studi Kasus Analisis Pendapatan Usaha Copasme Di Kota Palangka Raya: Case Study of Copasme Business Revenue Analysis in Palangka Raya City”. Daun: Jurnal Ilmiah Pertanian dan Kehutanan 5, no. 1 (June 1, 2018): 10–16. Accessed April 18, 2024. https://journal.umpr.ac.id/index.php/daun/article/view/320.