Dewanto, Satriyo Agung, et al. “PENERAPAN PROBLEM BASED LEARNING UNTUK HIGHER ORDER THINKING SKILLS PADA SISWA PENDIDIKAN TEKNIK INFORMATIKA”. Elinvo (Electronics, Informatics, and Vocational Education), vol. 3, no. 1, July 2018, pp. 52-62, doi:10.21831/elinvo.v3i1.19779.