1. Ali, I., Li, F.: An efficient conditional privacy-preserving authentication scheme for vehicle-to-infrastructure communication in VANETs. Veh. Commun. 22, 100228 (2020). https://www.sciencedirect.com/science/article/abs/pii/S221420961930275X
2. Ming, Y., Cheng, H.: Efficient certificateless conditional privacy-preserving authentication scheme in VANETs. In: Mobile Information Systems 2019 (2019). https://www.hindawi.com/journals/misy/2019/7593138/
3. Cui, J., Wu, D., Zhang, J., Xu, Y., Zhong, H.: An efficient authentication scheme based on semi-trusted authority in VANETs. IEEE Trans. Veh. Technol. 68(3), 2972–2986 (2019). https://ieeexplore.ieee.org/document/8629275
4. Li, J., Liu, Y., Zhang, Z., Li, B., Liu, H., Cheng, J.: Efficient ID-based message authentication with enhanced privacy in wireless ad-hoc networks. In: 2018 International Conference on Computing, Networking and Communications (ICNC), Maui, HI, pp. 322–326 (2018). https://ieeexplore.ieee.org/document/8390287
5. Horng, S., et al.: b-SPECS+: batch verification for secure pseudonymous authentication in VANET. IEEE Trans. Inf. Forensics Secur. 8(11), 1860–1875 (2013). https://ieeexplore.ieee.org/document/6576161