HUSNA, Asmaul; ZULKARDI, Zulkardi; PUTRI, Ratu Ilma Indra; SUSANTI, Ely; NUSANTARA, Duano Sapta. Hypothetical learning trajectory of linear equation systems with three variables: The context of typical snacks riau islands . Jurnal Math Educator Nusantara: Wahana Publikasi Karya Tulis Ilmiah di Bidang Pendidikan Matematika, Indonesia, INA, v. 10, n. 1, p. 12–22, 2024. DOI: 10.29407/jmen.v10i1.21550. Disponível em: https://ojs.unpkediri.ac.id/index.php/matematika/article/view/21550. Acesso em: 3 apr. 2025.