@article{Xu_2021, title={Analysis of the Factors Influencing the Performance of Crowdsourcing Contractors}, volume={6}, url={http://dx.doi.org/10.22161/ijels.61.2}, DOI={10.22161/ijels.61.2}, number={1}, journal={International Journal of English Literature and Social Sciences}, publisher={AI Publications}, author={Xu, Yanjing}, year={2021}, pages={021–025} }