Rizki Akbar, Fitri F, Vionanda D, Mukhti TO. Comparison of the Fuzzy Time Series Chen Model and the Heuristic Model in Forecasting the Number of International Tourists in West Sumatra. MJMF [Internet]. 2024 Jul. 6 [cited 2024 Nov. 21];2(1):12-9. Available from: https://mjomaf.ppj.unp.ac.id/index.php/mjmf/article/view/20