Iona Febrina Simanjuntak, July Esther and Roida Nababan 2025. Principles of Implementation of Transfer of Undertaking Protection of Employment (Tupe) as a Form of Legal Protection for Outsourcing Workers. Journal of Legal and Cultural Analytics . 4, 1 (Feb. 2025), 449–462. DOI:https://doi.org/10.55927/jlca.v4i1.13862.