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I Wayan Sapta Edi. Penerapan Model Pembelajaran Berbasis Masalah Untuk Meningkatkan Prestasi Belajar Produk Kreatif Dan Kewirausahaan Siswa Kelas XI PH 1 SMK Werdhi Sila Kumara Tahun Pelajaran 2021/2022: Application of Problem-Based Learning Models to Improve Learning Achievement for Creative Products and Entrepreneurship for Class XI PH 1 Students of Werdhi Sila Kumara Vocational School Academic Year 2021/2022. Arthas 2023, 4, 1-8.