1. R: a language and environment for statistical computing,2021
2. RStudio: integrated development for R, RStudio,2020
3. How social media introduces biases in selecting and processing news content, Preliminary draft prepared for presentation at the Annual Meeting of the Midwestern Political Science Association;Messing,2012
4. The filter bubble: what the Internet is hiding from you;Pariser,2011
5. Republic.com 2.0;Sunstein,2007