Zana Azeez Kakarash, Rizhin Nuree Othman, Nawroz Fadhil Ahmed 2012. A Hybrid Approach to Time Series Forecasting Based on the Support Vector machine algorithm and Feature Extraction Using Particle Swarm Optimization(PSO). Turkish Journal of Computer and Mathematics Education (TURCOMAT). 3, 2 (Aug. 2012), 65–80.