@inproceedings{bursztein2014easy,
    author = {Elie Bursztein and Angelique Moscicki and Celine Fabry and Steven Bethard and John C. Mitchell and Dan Jurafsky},
    booktitle = {Association for Computing Machinery - Computer-Human Interaction (ACM-CHI)},
    title = {Easy Does It: {M}ore Usable {CAPTCHAs}},
    year = {2014},
}