Ramadani, S., Isnandar, I., & Ichwanto, M. A. (2026). Analysis of Challenges and Readiness for Competency Certification Testing in the DKV SMKN Tutur Vocational Program. Journal of Educational Sciences, 10(1), 1560-1574. https://doi.org/10.31258/jes.10.1.p.1560-1574