The following publications are possibly variants of this publication: 
- A Cost-Efficient Communication Framework for Battery-Switch-Based Electric Vehicle ChargingYue Cao, Shusen Yang, Geyong Min, Xing Zhang, Houbing Song, Omprakash Kaiwartya, Nauman Aslam. cm, 55(5):162-169, 2017.  [doi] 
 - An Electric Vehicle Charging Reservation Approach Based on BlockchainSheng Cao, Sixuan Dang, Xiaojiang Du, Mohsen Guizani, Xiaosong Zhang, Xiaoming Huang. globecom 2020: 1-6 [doi] 
 - Toward Anycasting-Driven Reservation System for Electric Vehicle Battery Switch ServiceYue Cao, Tong Wang 0005, Xing Zhang 0001, Omprakash Kaiwartya, Mahmoud Hashem Eiza, Ghanim Putrus. sj, 13(1):906-917, 2019.  [doi]