Oktavianto, D. A. “PENGARUH PROJECT-BASED LEARNING BERDIFERENSIASI DENGAN AKTIVITAS INKUIRI GEOGRAFIS TERHADAP PENINGKATAN KETERAMPILAN BERPIKIR SPASIAL SISWA: The Effect of Differentiated Project-Based Learning With Geographic Inquiry Activities to Students’ Spatial Thinking Skill”. Jurnal Teknodik, Dec. 2022, pp. 145-56, doi:10.32550/teknodik.vi.1015.