1. Auto Rental News. U.S. car rental revenue and fleet size comparisons 2005–20152015;Retrieved June 14, 2016; URL http://www.autorentalnews.com/fileviewer/2230.aspx.
2. Finding the fast lane: emerging trends in China’s auto market;Gao,2016
3. McKinsey & Company. Leading in the 21st century: an interview with Hertz CEO Mark Frissora. 2013. Retrieved November 3, 2016; URL http://www.mckinsey.com/business-functions/strategy-and-corporate-finance/our-insights/leading-in-the-21st-century-an-interview-with-hertz-ceo-mark-frissora.
4. Vehicle fleet planning in the car rental industry;Pachon;J Revenue Pricing Manage,2006
5. A study on the vehicle size and transfer policy for car rental problems;You;Transp Res Part E,2014