HELMI, R.; YUMIATI; WAHYUNINGRUM, E. Google Sites-Mediated Problem-Based Learning: Effects on Students’ Conceptual Understanding and Mathematical Self-Efficacy. Indonesian Technology and Education Journal, [S. l.], v. 4, n. 3, p. 12–33, 2026. DOI: 10.61255/itej.v4i3.2400. Disponível em: https://journal.diginus.id/ITEJ/article/view/2400. Acesso em: 11 nov. 2026.