“Analisis Pemasaran Karet Sistem Lelang di Kecamatan Kuantan Mudik Kabupaten Kuantan Singingi”. Jurnal Sosial Ekonomi Pertanian 17, no. 3 (November 3, 2021): 47–58. Diakses Agustus 20, 2026. https://journal.unhas.ac.id/index.php/jsep/article/view/18099.