HUTAPEA, Tri Andri; GIRSANG, Isura La Devi. Pemodelan Matematis untuk Peramalan PDRB Atas Dasar Harga Konstan Di Sumatera Utara dengan Metode Polinomial dan Eksponensial. Innovative: Journal Of Social Science Research, [S. l.], v. 4, n. 2, p. 3310–3322, 2024. DOI: 10.31004/innovative.v4i2.9726. Disponível em: https://j-innovative.org/index.php/Innovative/article/view/9726. Acesso em: 3 jul. 2026.