“Penanggulangan Keadaan Darurat Ancaman Covid-19 Dalam Sudut Pandang Tata Negara”. Jurnal Keamanan Nasional, vol. 6, no. 2, Nov. 2020, pp. 249-5, https://ejurnal.ubharajaya.ac.id/index.php/kamnas/article/view/1611.