@article {1626483,
	title = {A Bibliometric Analysis and Network Visualisation of Human Mobility Studies from 1990 to 2020: Emerging Trends and Future Research Directions},
	journal = {Sustainability},
	year = {2021},
	author = {Siqin Wang and Mengxi Zhang and Hu, Tao and Xiaokang Fu and Zhe Gao and Briana Halloran and Liu, Yan}
}
