Siman. 2023. “The Relationship Between Interest in Learning and Mastery of PDTM Theory With Learning Outcomes of PDTM Class X Subjects of the Machining Engineering Expertise Program of SMK Negeri 1 Percut Seituan”. International Journal of Economic, Technology and Social Sciences (Injects) 3 (1):276-83. https://doi.org/10.53695/injects.v3i1.808.