AUTHOR=Xiao Nan , Wang Zhaoshun , Sun Xiaoxue TITLE=A secure and efficient authentication scheme for vehicle to grid in smart grid JOURNAL=Frontiers in Physics VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/physics/articles/10.3389/fphy.2025.1529638 DOI=10.3389/fphy.2025.1529638 ISSN=2296-424X