YUSRIZAL, R.B. Muhammad Ardin Munthe,. Dampak Implementasi Program Bpjs Ketenagakerjaan Cabang Tanjung Morawa Terhadap Produktivitas Pekerja. Economics and Digital Business Review, [S. l.], v. 4, n. 2, p. 334–338, 2023. DOI: 10.37531/ecotal.v4i2.790. Disponível em: https://ojs.stieamkop.ac.id/index.php/ecotal/article/view/790. Acesso em: 10 jun. 2026.