Surono, S. و Satriani Siregar, N. 2022. The New Approach Optimization Markov Weighted Fuzzy Time Series using Particle Swarm Algorithm. مجلة التربية والعلم. 31, 2 (2022), 42–54. DOI:https://doi.org/10.33899/edusj.2022.133052.1217.