Druckman, James., Kifer, Martin. and Parkin, Michael (2007) - Going Negative in a New Media Age: Congressional Campaign Websites-2002-06  
  IPDI (2006) - Who’s Using What? A Survey of the Web Campaigns of the 2006 Senate Candidates  
  Parkin, Michael (2007) - Campaigns in Cyberspace and the Impact of Presentation Technology on Website Visitors  
  Pew Internet & American Life (2003) - Untuned Keyboards: Online campaigners, citizens, and portals in the 2002 elections  
  Pew Internet & American Life (2003) - Modest increase in Internet use for campaign 2002  
  Pew Internet & American Life (2005) - Commentary on the impact of the internet on the 2004 election  
  Pew Internet & American Life (2005) - Presidential Campaign Advertising on the Internet  
  Pew Internet & American Life (2005) - The Internet and Campaign 2004  
  Wagner, Kevin. and Gainous, Jason (2007) - Electronic Grassroots: Measuring the Impact of the Internet on the Campaign