Syamsu Rijal, Andi Caezar To Tadampali, Marhawati, Nur Arisah and Sri Hutami Adiningsih S 2025. Human Resource Investment Strategy in Increasing Productivity of Economic Sectors in Indonesia: Penelitian. Jurnal Pengabdian Masyarakat dan Riset Pendidikan. 3, 4 (May 2025), 2259–2265. DOI:https://doi.org/10.31004/jerkin.v3i4.823.