SINAGA, Agustina Mayen Rilen; MARPAUNG, Melda Melina Siska; LUBIS, Mindo Juliani Kelly; TAMBUNAN, Hardi; SIMANJUNTAK, Ruth M. Eksplorasi Tepak Sirih Melayu Deli terhadap Konsep Geometri. Jurnal Pendidikan Tambusai, [S. l.], v. 8, n. 2, p. 36111–36115, 2024. Disponível em: http://jptam.org/index.php/jptam/article/view/19368. Acesso em: 12 may. 2025.