WENNO, Indry; IRIANTO, Dede Margo; SUTINI, Ai. The effectiveness of the integrated GASING method combining contextual teaching and learning on elementary school students’ mathematical communication skills: a quasi-experimental study. Lentera Negeri, [S. l.], v. 7, n. 1, p. 2133–2144, 2026. DOI: 10.29210/994270. Disponível em: https://lentera.eloracenter.org/lentera/article/view/427. Acesso em: 22 oct. 2026.