Gulo, Carolus Carles Rejeki, Envilwan Berkat Harefa, Arisman Telaumbanua, and Adrianus Zega. 2024. “Development of Interactive Power Point Based Learning Media on Principles of Land Measurement for Construction”. Edumaspul: Jurnal Pendidikan 8 (1), 261-84. https://ummaspul.e-journal.id/maspuljr/article/view/7634.