Hoffman, David Lynn, Nina Radojevich-Kelley, and Debora J. Gilliard. “UBER: A Great Disrupter or Not?”. Journal of Marketing Development and Competitiveness 15, no. 2 (July 14, 2021). Accessed June 3, 2024. https://articlegateway.com/index.php/JMDC/article/view/4334.