HIDAYATULLAH, M.PIO; YOZZA, HAZMIRA; RAHMI HG, IZZATI. PERBANDINGAN METODE FUZZY TIME SERIES MARKOV CHAIN DAN FUZZY TIME SERIES CHENG DALAM MERAMALKAN NILAI TUKAR RUPIAH TERHADAP DOLAR AMERIKA SERIKAT (AS). Jurnal Matematika UNAND, [S. l.], v. 12, n. 2, p. 121–134, 2024. DOI: 10.25077/jmua.12.2.121-134.2023. Disponível em: https://jmua.fmipa.unand.ac.id/index.php/jmua/article/view/928. Acesso em: 5 nov. 2026.