Surpi, Ni Kadek, et al. “Mandala Theory Of Arthaśāstra And Its Implementation Towards Indonesia’s Geopolitics And Geostrategy ”. Jurnal Penelitian Agama Hindu, vol. 4, no. 3, July 2020, pp. 179-90, https://jayapanguspress.penerbit.org/index.php/JPAH/article/view/1222.