KUSUMA, Jeffry. Pendekatan Matematika Model Ekonomi Makro. Jurnal Matematika, Statistika dan Komputasi, [S. l.], v. 2, n. 1, p. 1–7, 2018. DOI: 10.20956/jmsk.v2i1.3280. Disponível em: https://journal.unhas.ac.id/index.php/jmsk/article/view/3280. Acesso em: 22 mar. 2025.