Kartika, H. ., & Firmansyah, D. (2022). Melatih Kecerdasan Visual-Spasial Siswa SMA dengan Scaffolding Berbantuan Media 3D. INCOME: Indonesian Journal of Community Service and Engagement, 1(1), 24–29. https://doi.org/10.56855/income.v1i1.16 (Original work published 11 Agustus 2022)