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| CO2 emissions from electric flying cars: Impacts from battery specific energy and grid emission factor M Liu, Y Qian, H Hao, Z Liu, F Zhao, X Sun, D Xun, S Gao, J Geng eTransportation 13, 100189, 2022 | 6 | 2022 |
| Flying cars economically favor battery electric over fuel cell and internal combustion engine M Liu, H Hao, Z Lin, X He, Y Qian, X Sun, J Geng, Z Liu, F Zhao PNAS nexus 2 (3), pgad019, 2023 | 2 | 2023 |
