SILITONGA, R H Yanti; MOLLE, Juliana Selvina; NGILAWAJAN, Darma Andreas. INCREASING MATHEMATICAL PROBLEM-SOLVING ABILITIES USING VIDEO TUTORIALS OF THE THREE-DIMENSIONAL COORDINATE SYSTEM IN SPATIAL ANALYTIC GEOMETRY. JOHME: Journal of Holistic Mathematics Education, [S. l.], v. 7, n. 2, p. 212–226, 2023. DOI: 10.19166/johme.v7i2.7575. Disponível em: http://ojs.uph.edu/index.php/JOHME/article/view/7575. Acesso em: 23 feb. 2025.