@article{variationalitemresponsetheoryfast,
  title = {Variational Item Response Theory: Fast, Accurate, and Expressive},
  author = {Mike Wu and Richard L. Davis and Benjamin W. Domingue and Chris Piech and Noah Goodman},
  year = {2020},
  eprint = {2002.00276},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2002.00276v2},
}