@inproceedings{kamath2020selective,
 author = {Amita Kamath and Robin Jia and Percy Liang},
 booktitle = {Association for Computational Linguistics (ACL)},
 title = {Selective Question Answering under Domain Shift},
 url = {https://nlp.stanford.edu/pubs/kamath2020selective.pdf},
 year = {2020}
}