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- [6] Betfair: A Case Study on the U.S. Internet Gaming Market [J]. GAMING LAW REVIEW-ECONOMICS REGULATION COMPLIANCE AND POLICY, 2009, 13 (01): : 41 - 49
- [8] A Case Study of Millennials? Attitudes Toward U.S. National Parks [J]. JOURNAL OF OUTDOOR RECREATION EDUCATION AND LEADERSHIP, 2023, 15 (01): : 29 - 45
- [9] Determination of accurate television usage profiles: a U.S. case study [J]. Energy Efficiency, 2014, 7 : 257 - 270
- [10] U.S. federal laboratories and their research partners: a quantitative case study [J]. Scientometrics, 2018, 115 : 501 - 517