“Legal Position of Employees Post Spin off PT Perkebunan Nusantara III (Persero)Medan Operations Become PT Perkebunan Nusantara IV (Study at PT Perkebunan Nusantara IV Regional I)”. 2025. Mahadi: Indonesia Journal of Law 4 (02): 136-45. https://idjpcr.usu.ac.id/Mahadi/article/view/22645.