ZULFIA, Zulfia; ROSHA, Media. Peramalan Pendapatan Asli Daerah Kota Payakumbuh Menggunakan Model Grey-Markov (1,1). Jurnal Pendidikan Tambusai, [S. l.], v. 8, n. 1, p. 11247–11256, 2024. DOI: 10.31004/jptam.v8i1.14018. Disponível em: http://jptam.org/index.php/jptam/article/view/14018. Acesso em: 31 jan. 2025.