Ahdi M, Ravi F. Hard Skills, Soft Skills, and Productivity: Determinants of Income Improvement Among Vocational Training Graduates. Danadyaksa [Internet]. 2026 Aug. 11 [cited 2026 Aug. 22];4(1):1416–1428. Available from: https://e-journal.bustanul-ulum.id/index.php/danadyaksa/article/view/348