Besouw, L., and D. Tan. “Enforcement Of The Ban On Probationary Periods In Fixed-Time Work Agreements (Pkwt) The Role Of The Batam City Manpower Supervision Upt”. PALAR | PAKUAN LAW REVIEW, vol. 12, no. 2, June 2026, pp. 445-36, doi:10.33751/palar.v12i2.107.