HILMI ABDUL HALIM; NINA AGUSTINA; NAJWA RAHMADIANI; TEDI PRIATNA; BAMBANG BAYU NURFAUJI. An Analysis of the Differences Between Research and Development (R&D) and Design-Based Research (DBR) in Educational Research. Amandemen: Journal of Learning, Teaching and Educational Studies, [S. l.], v. 4, n. 2, p. 89–112, 2026. DOI: 10.61166/amd.v4i2.117. Disponível em: https://amandemen.my.id/index.php/i/article/view/117. Acesso em: 8 nov. 2026.