Manurung, Y. S., S. Maarif, T. S. L. Toruan, and Y. Swastanto. “Indonesian National Defense Strategy in the Asean Region of the 21st Century Based on Defense System and Security Population Demography”. JMKSP (Jurnal Manajemen, Kepemimpinan, Dan Supervisi Pendidikan), vol. 8, no. 2, July 2023, pp. 936-45, doi:10.31851/jmksp.v8i2.11687.