Farhan Yadi, Herminarto Sofyan, and Herman Dwi Surjono. 2023. “ENHANCEMENT OF CRITICAL THINKING SKILLS VOCATIONAL STUDENTS IN INDONESIA USING PROBLEM-BASED LEARNING-STEM BY E-LEARNING ”. Jurnal Pendidikan Teknik Mesin 10 (1):63-77. https://doi.org/10.36706/jptm.v10i1.144.