Hanifa, S. Z., & Prasetiyo, J. (2026). Pengaruh Promosi dan Kualitas Layanan Tenaga Kerja Terhadap Retensi Klien di PT Primac Perkasa Indonesia. RIGGS: Journal of Artificial Intelligence and Digital Business, 5(2), 5581–5590. https://doi.org/10.31004/riggs.v5i2.9320