Saragih, Ely, Ady Nugroho, Hadi Jayusman, Riska Suryani, Khoirun Nisa, Sony Wibisono, and Christosie Wahyudi. 2025. “Daya Saing Karet Alam Negara Pengekspor Di Pasar Internasional”. Jurnal Kolaborasi Riset Sarjana 2 (2):11-18. https://ejournal.uhb.ac.id/index.php/korisa/article/view/1784.