APA   Click to copy
Singh, P., Das, A., Li, J. J., & Lease, M. (2021). The Case for Claim Difficulty Assessment in Automatic Fact Checking. ArXiv Preprint ArXiv:2109.09689.

Chicago/Turabian   Click to copy
Singh, Prakhar, Anubrata Das, Junyi Jessy Li, and Matthew Lease. “The Case for Claim Difficulty Assessment in Automatic Fact Checking.” arXiv preprint arXiv:2109.09689 (2021).

MLA   Click to copy
Singh, Prakhar, et al. “The Case for Claim Difficulty Assessment in Automatic Fact Checking.” ArXiv Preprint ArXiv:2109.09689, 2021.

@article{singh2021a,
  title = {The Case for Claim Difficulty Assessment in Automatic Fact Checking},
  year = {2021},
  journal = {arXiv preprint arXiv:2109.09689},
  author = {Singh, Prakhar and Das, Anubrata and Li, Junyi Jessy and Lease, Matthew}
}