Syahrudin, Heru Wahyudi, and Ukhti Ciptawaty. “Analisis Daya Saing Karet Alam Indonesia Di Pasar Internasional”. BULLET : Jurnal Multidisiplin Ilmu, vol. 1, no. 06, Dec. 2022, pp. 1302-10, https://journal.mediapublikasi.id/index.php/bullet/article/view/2024.