Cahyono, B. E. “Age of First Marriage With Education and Working Status of Women at East Nusa Tenggara, Aceh, South Sulawesi, and Central Kalimantan Provinces”. Bappenas Working Papers, Vol. 6, no. 3, Nov. 2023, pp. 348 -67, doi:10.47266/bwp.v6i3.231.