PUTRI, Charista Aprilia et al. A FORECASTING OF RUPIAH EXCHANGE RATE TO US DOLLAR BY USING MARKOV CHAIN AND CHENG METHODS. Proceeding ICMA-SURE, [S.l.], p. 169-181, apr. 2026. ISSN 2808-2702. Tersedia pada: <https://jos.unsoed.ac.id/index.php/eprocicma/article/view/20205>. Tanggal Akses: 25 may 2026