Ganes Harpendya, Siswo Hadi Sumantri, Bambang Wahyudi, Pujo Widodo, and Herlina Juni Risma Saragih. “Islamic Caliphate: Conflict of Beliefs in the State System in Indonesia”. International Journal Of Humanities Education and Social Sciences (IJHESS), vol. 3, no. 2, Oct. 2023, doi:10.55227/ijhess.v3i2.692.