Janusz Varian, Muskan Khan. “Optimizing Query Processing For Big Data: A Comprehensive Review”. Eduzone: International Peer Reviewed/Refereed Multidisciplinary Journal 11, no. 2 (November 12, 2022): 375–378. Accessed April 24, 2025. https://eduzonejournal.com/index.php/eiprmj/article/view/439.