SIAGIAN, D. T.; MAIDA, N.; IRIANTO, D. M.; SUKARDI , R. R. The Effectiveness of Mnemonic Device Techniques in Improving Long-Term Memory in Learning in Elementary Schools: A Literature Review. Equator Science Journal, [S. l.], v. 1, n. 1, p. 24–30, 2023. DOI: 10.61142/esj.v1i1.4. Disponível em: https://ejournal.edukhatulistiwa.com/index.php/ESJ/article/view/4. Acesso em: 19 aug. 2026.