APA (7th ed.) Citation

Butler, D., Hicks, C., Bell, J., Maple, C., & Crowcroft, J. (2020). Differentially Private Health Tokens for Estimating COVID-19 Risk.

Chicago Style (17th ed.) Citation

Butler, David, Chris Hicks, James Bell, Carsten Maple, and Jon Crowcroft. Differentially Private Health Tokens for Estimating COVID-19 Risk. 2020.

MLA (9th ed.) Citation

Butler, David, et al. Differentially Private Health Tokens for Estimating COVID-19 Risk. 2020.