RINDASTRI, Vivi; WAHYUNINGRUM, Endang; SUDIRMAN, Sudirman; HIDAYAT, Riyan. A didactical design research on think-talk-write integrated with GeoGebra: Promoting mathematical communication and collaborative learning. Polyhedron International Journal in Mathematics Education, [S. l.], v. 4, n. 1, p. 16–29, 2026. DOI: 10.59965/pijme.v4i1.286. Disponível em: https://nakiscience.com/index.php/pijme/article/view/286. Acesso em: 25 jun. 2026.