“Hybrid Power Market Forecasting Using An3 Interval-Valued Hidden Markov and Fuzzy Relational4 Particle Swarm Optimization Model”.
European Journal of Pure and Applied Mathematics 18, no. 4 (November 5, 2025): 6539. Accessed February 23, 2026.
https://www.ejpam.com/ejpam/article/view/6539.