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"Cold Hard E-Cash: Friends and Vendors in the Venmo Digital Payments System."
Xinyi Zhang et al. (2017)
- Xinyi Zhang, Shiliang Tang, Yun Zhao, Gang Wang, Haitao Zheng, Ben Y. Zhao:
Cold Hard E-Cash: Friends and Vendors in the Venmo Digital Payments System. ICWSM 2017: 387-396
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