Purbaningrat, B. W., I Nengah Putra Apriyanto, & George Royke Deksino. (2024). Demographic Bonus Management Strategies In Facing The Industrial Revolution 4.0 With The Perspective Of Defense Science And State Defense. International Journal Of Humanities Education and Social Sciences (IJHESS), 3(5). https://doi.org/10.55227/ijhess.v3i5.851