Khansa Shakeel, Dr. Syed Safdar Hussain, Maryam Khalid, Faisal Ghaffar, Imad Ali, Zoha Saif, Muhammad Kashif Majeed and Muhammad Daud Abbasi 2026. A UNIFIED BENCHMARK OF STATISTICAL, MACHINE LEARNING, AND DEEP LEARNING APPROACHES FOR S&P 500 INDEX FORECASTING. Spectrum of Engineering Sciences. 4, 3 (Mar. 2026), 597–619.