Sumardjani, Lisman. 1. “Konsep Lima Kekuatan Porter Untuk Membedah Kondisi Industri Rotan Indonesia (The Concept of Porter‘s Five Forces in Evaluating Indonesian Rattan Industry)”. Jurnal Manajemen Hutan Tropika 15 (1). Bogor, INA, 41-44. https://journal.ipb.ac.id/index.php/jmht/article/view/3236.