Gulo, Mareti, Envilwan Berkat Harefa, Arisman Telaumbanua, and Aprianus Telaumbanua. 2023. “Development of 3D Animation Video-Based Learning Media Using SketchUp in Building Construction and Utility Subjects”. Edumaspul: Jurnal Pendidikan 7 (2), 2362-68. https://ummaspul.e-journal.id/maspuljr/article/view/6658.