Robianto., and Supijatno. “Sistem Penyadapan Karet (Hevea Brasiliensis Muell. Arg.) Di Tulung Gelam Estate, Sumatera Selatan”. Buletin Agrohorti 5, no. 2 (May 22, 2017): 274-282. Accessed May 5, 2024. https://journal.ipb.ac.id/index.php/bulagron/article/view/16808.