Kusasi, Firmansyah, and Iranita Iranita. “Analisis Jaringan Sosial Bursa Jual Beli Facebook Di Kepulauan Riau”. Bahtera Inovasi 3, no. 1 (November 23, 2019): 67–81. Accessed December 19, 2024. https://ojs.umrah.ac.id/index.php/bahterainovasi/article/view/1647.